Josh wants to build a square sandbox that is 3 ft long, 3 ft wide for his son. He can buy sand in 3 sq ft bags for $4.00 a bag. How much will it cost him to fill up the sandbox?

How many square feet is the sandbox? ** The sandbox is 3' long, 3' wide so the sq footage of the sandbox is 3*3 =

<<3*3=9>>9 sq ft How many bags of sand does Josh need? ** He needs 9 sq ft of sand to fill the sandbox and he can buy it in 3 sq ft bags so he needs 9/3 = <<9/3=3>>3 bags of sand How much will it cost him to fill up the sandbox? ** The sand costs $4.00 a bag and he needs 3 bags so it will cost him 4*3 = $<<4*3=12.00>>12.00 in sand #### 12 Peggy fell off her bike and skinned her knees. She needed two bandages on her left knee and three bandages on her right knee. If the box of bandages had 8 less than two dozen bandages before Peggy skinned her knees, how many bandages were left in the box after Peggy finished putting bandages on her knees? How many bandages are in a dozen? ** Two dozen is 12*2=<<12*2=24>>24. How many bandages are in a dozen minus 8? ** Eight less than two dozen bandages is 24-8=<<24-8=16>>16 bandages. How many bandages did Peggy need? ** She needed two bandages on her left knee and three bandages on her right knee for a total of 2+3=<<2+3=5>>5 bandages. How many bandages were left in the box after Peggy finished putting bandages on her knees? ** Therefore, after Peggy finished putting bandages on her knees there were 16-5=<<16-5=11>>11 bandages remaining in the box. #### 11 A new factory opens up and hires 20 people to make t-shirts. Each person makes on average 20 shirts per day during their 8-hour shift. The employees each get paid $12 an hour plus $5 per shirt they make. The company sells shirts for $35 each. Nonemployee expenses come out to $1000 a day. How much does the company make in profits per day? How much do the employees get paid? ** Each employee gets paid 20*5=$<<20*5=100>>100 for the shirts they make How much do the employees get paid? ** They also get paid 12*8=$<<12*8=96>>96 for hours worked How much do the employees get paid? ** So they get a total of 100+96=$<<100+96=196>>196 per day How much do the employees cost? ** That means employee cost is 20*196=$<<20*196=3920>>3920 How many shirts does the factory make? ** The factory makes 20*20=<<20*20=400>>400 shirts How much do they make from selling shirts? ** So they make 400*35=$<<400*35=14000>>14,000 from selling shirts How much does the company make in profits per day? ** So they made a profit of 14,000-3,920-1,000=$<<14000-3920-1000=9080>>9,080 #### 9080 Selena reads a book with 400 pages. Harry reads a book with 20 fewer than half the number of pages Selena's book has. How many pages are in the book of Harry? How many pages are in Selena's book? ** Half the number of pages of Selena is 400/2 = <<400/2=200>>200. How many pages are in Harry's book? ** Therefore, Harry's book has 200 - 20 = <<200-20=180>>180 pages. #### 180 Melody has three dogs. Each dog eats 1/2 of a pound of dog food twice a day. If Melody bought 30 pounds of dog food, how many pounds of dog food are left after a week? How many pounds of dog food does each dog eat each day? ** Each dog eats 1/2 x 2 = <<1/2*2=1>>1 pound of dog food each day. How many pounds of dog food do the three dogs eat each day? ** So the three dogs eat a total of 1 x 3 = <<1*3=3>>3 pounds each day. How many pounds of dog food are eaten in a week? ** That is 3 x 7 = <<3*7=21>>21 pounds in a week. How many pounds of dog food are left after a week? ** Therefore, 30 - 21 = <<30-21=9>>9 pounds of food are left after a week. #### 9 For her gift present, Lisa has saved $1200. She asks her mother, as well as her brother, to help her raise the total amount of money she needs to buy the gift.,If her mother gave her 3/5 times of what she had saved and her brother gave her twice the amount her mother gave her, calculate the price of the gift she wanted to buy if she still had $400 less. How much did Lisa's mother give her? ** Lisa's mother gave her 3/5*$1200 = $<<3/5*1200=720>>720 for her birthday gift. How much did Lisa's brother give her? ** She also received 2*$720 = $<<2*720=1440>>1440 from her brother for the gift. How much did Lisa's birthday gift cost? ** If she still had to find $400 to fully reach her birthday gift cost, it means her gift's total cost was $1200+$1440+$720+$400 = $<<1200+1440+720+400=3760>>3760 #### 3760 Christian is twice as old as Brian. In eight more years, Brian will be 40 years old. How old will Christian be in eight years? How old is Brian currently? ** If in eight years Brian will be 40 years old, he is currently 40-8 = <<40-8=32>>32 years old. How old is Christian currently? ** Since Christian is twice as old as Brian, he is 2*32 = <<2*32=64>>64 years old. How old will Christian be in 8 years? ** In 8 years, Christian will be 64+8 = <<64+8=72>>72 years old. #### 72 Tyler weighs 25 pounds more than Sam. Peter weighs half as much as Tyler. If Peter weighs 65 pounds, how much does Sam weigh, in pounds? How much does Tyler weigh? ** Tyler weighs 65*2=<<65*2=130>>130 pounds. How much does Sam weigh? ** Sam weighs 130-25=<<130-25=105>>105 pounds. #### 105 Samir just turned half the age Hania was 10 years ago. If in five years Hania will be 45 years old, what will Samir's age be five years from now? How old is Hania now? ** If in five years, Hania will be 45 years old, currently she is 45-5 = <<45-5=40>>40 years old. How old was Hania 10 years ago? ** Ten years ago, Hania was 40-10 = <<40-10=30>>30 years old. How old is Samir? ** Samir just turned half the age Hania was 10 years ago, which means she is 30/2 = <<30/2=15>>15 years old. What will Samir's age be in five years? ** In five years, Samir will be 15+5 = <<15+5=20>>20 years old #### 20 Mary brought 50 stickers to class. She gave 4 stickers to each of her 5 friends. She gave everyone else in class two stickers each. If she has 8 stickers left over, how many students are in the class, including Mary? How many stickers did Mary give out? ** She gave out 50 - 8 = <<50-8=42>>42 stickers in total. How many stickers did Mary give to her friends? ** She gave 4 * 5 = <<4*5=20>>20 stickers to her friends. How many stickers did Mary give to the rest of the class? ** She gave out 42 - 20 = <<42-20=22>>22 stickers to the rest of the class. How many other students are in the class? ** This means there are 22 / 2 = <<22/2=11>>11 other students in the class. How many students are in the class? ** There are a total of 1 + 5 + 11 = <<1+5+11=17>>17 students in the class. #### 17