Remi wants to drink more water. He has a refillable water bottle that holds 20 ounces of water. That week Remi refills the bottle 3 times a day and drinks the whole bottle each time except for twice when he accidentally spills 5 ounces the first time and 8 ounces the second time. In 7 days how many ounces of water does Remi drink?

How many ounces of water does Remi drink in a typical day? ** Remi drinks the same amount of water every day for a week except for when he spills some of it. His water bottle holds 20 ounces which he drinks 3 times a day, 20 x 3 =

<<60=60>>60 ounces a typical day. How many ounces of water does Remi drink in 7 days? ** Over 7 days, without spilling anything, Remi drinks 60 ounces x 7 days = <<60*7=420>>420 ounces. How many ounces of water does Remi spill? ** Except Remi spills 8 + 5 ounces of water during the week = <<8+5=13>>13 ounces of water Remi spills. How many ounces of water does Remi drink in a week? ** Total, Remi drinks 420 ounces - 13 ounces of spilled water = <<420-13=407>>407 ounces Remi drank during the week. #### 407 Dr. Jones earns $6,000 a month. His house rental is $640 each month; his monthly food expense is $380; his electric and water bill costs 1/4 of what he makes, and his insurances cost 1/5 of what he makes. How much money does he have left after paying those four bills? How much does Dr. Jones pay for his electric and water bill? ** Dr. Jones pays $6000 / 4 =$ <<6000/4=1500>>1500 for his electric and water bill. How much does Dr. Jones pay for his insurances? ** He pays $6000 / 5 = $<<6000/5=1200>>1200 for his insurances. How much does Dr. Jones pay for the bills and insurances? ** The total amount he pays for the bills and insurances is $1500 + $1200 = $<<1500+1200=2700>>2700. How much money does Dr. Jones have left after paying those four bills? ** The remaining money from his earning after paying off the bills and insurance is $6000 - $2700 = $<<6000-2700=3300>>3300. How much money does Dr. Jones need to pay for the rent and food expenses? ** The total amount he needs to pay for the rent and food expenses is $640 + $380 = $<<640+380=1020>>1020. How much money does Dr. Jones have left? ** So, Dr. Jones has $3300 - $1020 = $<<3300-1020=2280>>2280 left #### 2280 Maria's test scores are 80, 70, and 90. What score does she need to get on a fourth test so that her average score for the four tests is exactly 85? How many total points does Maria need? ** She needs to have a total of 4*85=<<4*85=340>>340 points over the four tests. How many total points does Maria have so far? ** She has 80+70+90=<<80+70+90=240>>240 points so far. How many points does Maria need on the fourth test? ** She needs 340-240=<<340-240=100>>100 on the fourth test. #### 100 Four small panda bears and five bigger panda bears eat 25 pounds and 40 pounds of fresh bamboo sprouts every day, respectively. How many pounds of bamboo do the 9 pandas eat in a week? How many pounds of bamboo do the small panda bears eat every day? ** The small panda bears eat a total of 4 x 25 = <<4*25=100>>100 pounds of bamboo every day. How many pounds of bamboo do the bigger panda bears eat every day? ** The bigger panda bears eat a total of 5 x 40 = <<5*40=200>>200 pounds of bamboo every day. How many pounds of bamboo do the 9 pandas eat every day? ** So, the 9 pandas eat a total of 100 + 200 = <<100+200=300>>300 pounds of bamboo every day. How many pounds of bamboo do the 9 pandas eat in a week? ** Therefore, they eat a total of 300 x 7 = <<300*7=2100>>2100 pounds in a week. #### 2100 Violet is trying to figure out whether she should buy a family pass to the aquarium for $120 or pay for tickets separately. If adult tickets cost $35 and children's tickets cost $20, and Violet's family has 1 adult and 6 children, how much will she pay if she buys separate tickets? How much do the children's tickets cost? ** First find the total cost of the children's tickets: 6 children * $20/child = $<<6*20=120>>120 How much do the children's tickets cost? ** Then add the cost of the adult ticket to find the total cost: $120 + $35 = $<<120+35=155>>155 #### 155 Liam is teaching art to a group of 10 students. He has 20 art kits that he hands out to the students to share, 1 art kit for 2 students. From those art kits half the students make 3 artworks each and half the students make 4 artworks each. How many artistic works does the whole class create? How many students are in the class? ** There are 10 students in Liam's art class and 1/2 of them make a different amount of artworks than the other half, 1/2 x 10 = <<10-5=5>>5 students. How many artworks do the 5 students make? ** 5 students make 3 artworks each, 5 x 3 = <<5*3=15>>15 artworks. How many artworks do the other 5 students make? ** The other 5 students make 4 artworks each, 5 x 4 = <<5*4=20>>20 artworks. How many artworks does the whole class create? ** Combined, the students in the class make 15 + 20 = <<15+20=35>>35 artworks. #### 35 Lara is baking cookies using four baking trays. She places five rows of cookies on a baking tray where there are six cookies in one row. How many cookies is she baking? How many cookies can Lara bake in one tray? ** Lara can bake 5 x 6 = <<5*6=30>>30 cookies in one tray. How many cookies is Lara baking? ** So, Lara is baking a total of 30 x 4 = <<30*4=120>>120 cookies. #### 120 John repairs 5 cars. 3 of the cars take 40 minutes each to repair. The remaining ones take 50% longer each to repair. He makes $20 per hour repairing cars. How much money does he make? How many minutes do the 3 cars take? ** The 3 cars take 3*40=<<3*40=120>>120 minutes to make How many more cars does he repair? ** He repairs 5-3=<<5-3=2>>2 more cars How many minutes do the remaining cars take? ** They each take 40*.5=<<40*.5=20>>20 minutes longer per car How many minutes do the remaining cars take? ** So they each take 40+20=<<40+20=60>>60 minutes How many minutes did John repair cars? ** So he repaired cars for 120+2*60=<<120+2*60=240>>240 minutes How many hours did John repair cars? ** That is 240/60=<<240/60=4>>4 hours How much money did John make? ** So he made 4*20=$<<4*20=80>>80 #### 80 Holden's current master bedroom is 309 sq ft and his master bath is 150 sq ft. If he wants to add a home office/personal gym divided space that is twice as large as his bedroom and bathroom, how much sq ft will this new room have? How many sq ft are his bedroom and bathroom? ** His bedroom is 309 sq ft and his bathroom is 150 sq ft so these two rooms are 309+150 = <<309+150=459>>459 sq ft How many sq ft will the new room be? ** He wants the new room to be twice as large as his bedroom/bathroom that is 459 sq so the new room is 2*459 = <<2*459=918>>918 sq ft #### 918 Julian has 80 Facebook friends. 60% are boys and 40% are girls. Boyd has twice as many friends who are girls and has 100 friends total. What percentage of Boyd’s friends are boys? How many friends are girls? ** Julian's number of friends who are girls is .40*80 = <<.40*80=32>>32 How many friends are girls? ** Boyd has twice as many friends as Julian who are girls, a total of 2*32 = <<2*32=64>>64 How many friends are boys? ** If Boyd has 100 friends, he has 100-64 = <<100-64=36>>36 boys What percentage of Boyd's friends are boys? ** The percentage of boys in Boyd's Facebook friends is 36/100*100 = <<36/100*100=36>>36 #### 36