Jim buys a package of 20 car washes. Since He bought a package he only has to pay 60%. A carwash normally costs 15 dollars. How much did he pay for the package?

How many car washes did Jim have to pay for? ** He had to pay for 20*.6=

<<20*.6=12>>12 car washes How much did Jim have to pay for the car washes? ** That means he had to pay 12*15=$<<12*15=180>>180 #### 180 Ken had fifty pencils, and he wanted to share some of them with his two friends, Manny and Nilo. Ken gave ten pencils to Manny and ten more pencils to Nilo than he gave to Manny. He kept the rest of the pencils. How many pencils did Ken keep? How many pencils did Nilo receive? ** Nilo received 10 + 10 = <<10+10=20>>20. How many pencils did Ken give? ** Thus, Ken gave a total of 10 + 20 = <<10+20=30>>30. How many pencils did Ken keep? ** Therefore, Ken kept 50 - 30 = <<50-30=20>>20 pencils. #### 20 Kenny played 10 hours of basketball last week. He ran for twice as long as he played basketball, and he practiced on the trumpet for twice as long as he ran. How many hours did Kenny practice on the trumpet last week? How many hours did Kenny run for? ** Kenny ran for 10*2=<<10*2=20>>20 hours. How many hours did Kenny practice on the trumpet last week? ** Kenny practiced the trumpet for 20*2=<<20*2=40>>40 hours. #### 40 Miriam spent 30 minutes doing laundry, 15 minutes cleaning the bathroom, a certain amount of time cleaning her room, and 40 minutes doing homework. If she spent a total of two hours on these tasks, how long, in minutes, did she spend cleaning her room? How many minutes are accounted for? ** There are 30+15+40=<<30+15+40=85>>85 minutes accounted for. How many minutes did she spend in total? ** She spent 2*60=<<2*60=120>>120 minutes. How many minutes did she spend cleaning her room? ** She spent 120-85=<<120-85=35>>35 minutes cleaning her room. #### 35 Mrs. Wilsborough saved $500 to buy concert tickets for her family. She bought 2 VIP tickets at $100 each and 3 regular tickets at $50 each. How much of her savings does Mrs. Wilsborough have after she buys the tickets? How much do the VIP tickets cost? ** The 2 VIP tickets amount to $100 x 2 = $<<100*2=200>>200. How much do the regular tickets cost? ** The 3 regular tickets amount to $50 x 3 = $<<50*3=150>>150. How much do the tickets cost in total? ** Thus, the total cost of the tickets is $200 + $150 = $<<200+150=350>>350. How much of her savings does Mrs. Wilsborough have after she buys the tickets? ** Therefore, Mrs. Wilsborough is left with $500 - $350 = $<<500-350=150>>150 of her savings. #### 150 Bryan works as a social media account manager. He does marketing posts, advertisement posts, and customer outreach posts. His client has him spend four hours on customer outreach posts and half that time on advertisement posts each day. Bryan works eight hours a day. How much time in hours each day does he spend on marketing posts? Define a variable ** Let M be the number of hours Bryan spends on marketing posts. How many hours does Bryan spend on advertisement posts? ** He spends 4 / 2 = <<4/2=2>>2 hours on advertisement posts a day. How many hours does Bryan work in total? ** He works M + 4 + 2 = 8 hours a day. How many hours does Bryan spend on marketing posts? ** Thus, Bryan spends M = 8 - 4 - 2 = <<8-4-2=2>>2 hours on marketing posts each day. #### 2 Mom went shopping at the market. She left with €55. She bought 2 packs of bananas for €4 each, pears for €2, asparagus for €6 and finally a chicken for €11. How much money does Mom have left? How much did Mom buy? ** Mom bought things that cost: 4 + 4 + 2 + 6 + 11 = €<<4+4+2+6+11=27>>27 . How much money does Mom have left? ** So she has 55 – 27 = €<<55-27=28>>28 left #### 28 Rose had 10 kilograms of rice. She cooked 9/10 kilograms in the morning and 1/4 of the remaining in the evening. How many grams of rice did she have left? How many kilograms of rice did Rose cook in the morning? ** Rose cooked 10 x 9/10 = <<10*9/10=9>>9 kilograms of rice in the morning. How many kilograms of rice did Rose have left? ** She had 10 - 9 = <<10-9=1>>1 kilogram of rice left then. How many grams is one kilogram? ** One kilogram is equal to 1 x 1000 = <<1*1000=1000>>1000 grams. How many grams of rice did Rose cook in the evening? ** So, Rose cooked 1000 x 1/4 = <<1000*1/4=250>>250 grams of rice in the evening. How many grams of rice did Rose have left? ** Therefore, she has 1000 - 250 = <<1000-250=750>>750 grams of rice left. #### 750 Calvin and Paislee played a pool game where points were awarded for winning a round. If Calvin had scored 500 points and Paislee 3/4 times as many points as Calvin, how many points was Paislee required to achieve to have a chance of tying the game? How many points did Paislee score? ** If Calvin had scored 500 points and Paislee 3/4 times as many points as Calvin, Paislee had scored 3/4*500=375 points. How many points did Paislee need to score? ** To have a chance of tying the game, Paislee had to score 500-375=<<500-375=125>>125 points #### 125 There is three less than four times the number of students in Elementary School as there are in Middle School. If the number of students in Middle school is 50, calculate the total number of students in both levels. How many students are in middle school? ** The number of students in elementary school is three less than four times the number in middle school: 4 * 50 students = 200 students. How many students are in elementary school? ** This means that there are 200 students - 3 students = <<200-3=197>>197 students in Elementary school. How many students are in both levels? ** The total number of students in both levels is 197 students + 50 students = <<197+50=247>>247 students #### 247