There were 21 dollars in the cookie jar. Doris spent $6 from the cookie jar. Martha spent half as much as Doris. How much money, in dollars, was left in the cookie jar?

There were 21 dollars in the cookie jar. Doris spent $6 from the cookie jar. Martha spent half as much as Doris. How much money, in dollars, was left in the cookie jar?

How much did Martha spend? ** Martha spent 6/2=

<<6/2=3>>3 dollars. How much did Martha and Doris spend? ** Martha and Doris spent 6+3=<<6+3=9>>9 dollars. How much money was left in the cookie jar? ** There were 21-9=<<21-9=12>>12 dollars left in the cookie jar. #### 12 Cally and Danny washed their clothes. Cally has 10 white shirts, 5 colored shirts, 7 pairs of shorts, and 6 pairs of pants, while Danny has 6 white shirts, 8 colored shirts, 10 shorts, and 6 pairs of pants. How many clothes did they wash? How many white shirts did they wash? ** They washed 10 + 6 = <<10+6=16>>16 white shirts. How many colored shirts did they wash? ** They washede 5 + 8 = <<5+8=13>>13 colored shirts. How many shorts did they wash? ** They washed 7 + 10 = <<7+10=17>>17 shorts. How many pants did they wash? ** They washed 6 + 6 = <<6+6=12>>12 pants. How many clothes did they wash? ** Therefore, Cally and Danny washed a total of 16 + 13 + 17 + 12 = <<16+13+17+12=58>>58 clothes. #### 58 A garden is filled with 105 flowers of various colors. There are twice as many red flowers as orange. There are five fewer yellow flowers than red. If there are 10 orange flowers, how many pink and purple flowers are there if they have the same amount and there are no other colors? How many red flowers are there? ** The number of red flowers is twice as many as orange so 2 * 10 orange = <<2*10=20>>20 red flowers How many yellow flowers are there? ** The number of yellow flowers is 5 less than red so 20 red - 5 = <<20-5=15>>15 yellow flowers How many flowers are there? ** The number of red, orange and yellow flowers is 20 red + 10 orange + 15 yellow = <<20+10+15=45>>45 flowers How many pink and purple flowers are there? ** The number of pink and purple flowers total is 105 flowers total - 45 flowers that are not pink or purple = <<105-45=60>>60 flowers How many pink and purple flowers are there? ** The number of pink and purple flowers each is 60 flowers / 2 = <<60/2=30>>30 flowers each #### 30 Mike wants to buy a new car. He has chosen a red car for $35000. To be able to pay this price, he needs to loan part of the money from the bank, at a rate of 15%. How much money in total will Mike need to pay for the car, if he has to take $20000 from the bank? How much money does Mike need to give the bank? ** The rate of the loan is 15%, which means Mike needs to give the bank an additional 20000 * 15/100 = $<<20000*15/100=3000>>3000. How much will the car cost? ** So the car will cost him 35000 + 3000 = $<<35000+3000=38000>>38000. #### 38000 Sandra has a box of apples that weighs 120 pounds. She's going to use half the weight in apples to make applesauce. The rest will be used to make apple pies. She needs 4 pounds of apples per pie. How many pies will she be able to make? How many pounds of apples will she use for applesauce? ** The box weighs 120 pounds and she's going to use half of it to make applesauce so she'll use 120/2 = <<120/2=60>>60 pounds for applesauce How many pounds of apples will she use for apple pies? ** The box weighs 120 pounds and she'll use 60 pounds for applesauce so that leaves 120-60 = <<120-60=60>>60 pounds of apples How many pies will she be able|to make? ** She has 60 pounds of apples and she needs 4 pounds to make a pie so she can make 60/4 = <<60/4=15>>15 pies #### 15 Princeton had a gender reveal party and invited all of his fellow employees to celebrate with him. If the total number of guests were 60, and 2/3 were male guests, how many female guests attended the party? How many males were in the party? ** The number of males in the party was 2 males / 3 guests * 60 guests = <<2/3*60=40>>40 males How many females were in the party? ** If the total number of people at the party was 60, then there were 60 guests - 40 males = <<60-40=20>>20 females. #### 20 School coaches bought sports equipment. Coach A bought ten new basketballs for $29 each, while coach B bought 14 new baseballs for $2.50 each and a baseball bat for $18. How much more did coach A spend than coach B? How much did coach A spend on the basketballs? ** Coach A spent $29x 10=$<<29*10=290>>290 for the 10 basketballs. How much did coach B spend on the baseballs? ** Coach B spent $2.50x14=$<<2.5*14=35>>35 for the 14 baseballs. How much did coach B spend in total? ** So, Coach B spent a total of $35+$18=$<<35+18=53>>53 for the baseballs and a bat. How much more did coach A spend than coach B? ** Thus, Coach A spent $290-$53=$<<290-53=237>>237 more than coach B #### 237 At the salad bar, Grandma put three mushrooms on her salad. She also added twice as many cherry tomatoes as mushrooms, 4 times as many pickles as cherry tomatoes, and 4 times as many bacon bits as pickles. If one third of the bacon bits were red, than how many red bacon bits did Grandma put on her salad? How many tomatoes are there? ** Twice as many tomatoes as mushrooms is 3*2=<<3*2=6>>6 tomatoes. How many pickles are there? ** Four times as many pickles as tomatoes is 4*6=<<4*6=24>>24 pickles. How many bacon bits are there? ** Four times as many bacon bits as pickles is 24*4=<<24*4=96>>96 bacon bits. How many red bacon bits are there? ** One third of 96 is 96/3=<<96/3=32>>32 red bacon bits. #### 32 For every one dozen flowers bought, a customer gets 2 free flowers. If Maria wants to buy 3 dozens flowers, how many pieces of flowers will she have in all? How many free flowers does Maria get? ** Maria has 3 x 2 = <<3*2=6>>6 free flowers from buying 3 dozens flowers. How many flowers did Maria buy? ** Since each dozen is equal to 12, then Maria bought 3 x 12 = <<3*12=36>>36 flowers. How many pieces of flowers does Maria have in all? ** Hence, she has a total of 36 + 6 = <<36+6=42>>42 flowers. #### 42 There are 400 students in the senior class at East High School. 52% of the students play sports. Of the students that play sports, 12.5% play soccer. How many students play soccer? How many students play sports? ** The number of students that play sports is 400 * 0.52 = <<400*0.52=208>>208 students. How many students play soccer? ** The number of students that play soccer is 208 * .125 = <<208*.125=26>>26 students #### 26