Q: He also had 74 aquariums for freshwater animals and 22 aquariums for saltwater animals. Each aquarium has 46 animals in it. How many saltwater animals does Tyler have?
Since, ( 22.0 * 46.0 )=1012.0. The answer is 1012.0 

Q: Rebecca wants to split a collection of eggs into groups of 5. Rebecca has 10 marbles and 15 eggs. How many groups will be created?
Since, ( 15.0 / 5.0 )=3.0. The answer is 3.0 

Q: At Billy's Restaurant a group with two adults and five children came in to eat. If each meal cost three dollars, how much was the bill?
Since, (2+5)*3=21. The answer is 21 (dollars) 

Q: Anne had 15 Sweettarts. If Anne gave equal numbers of Sweettarts to her 3 friends, how many Sweettarts did each person eat?
Since, 15/3=5. The answer is 5 (Sweettarts) 

Q: A pet store sold 12 siamese cats. If the ratio of siamese cats to house cats sold was 2:1, what is the combined amount of cats sold?
Since, 2:3=12:18. The answer is 18 (cats) 

Q: 9 students bought burgers for $ 143 dollars. if the bill has to be divided among these students, how much amount should be added to the amount to make it divided among them equally in dollars (in whole number of dollars)?
Lets think step by step. in order to divide the sum in 9 parts, the amount must be divisible by 9 divisibility rule of 9: the sum of the digits must be divisible by 9 sum of digits of 143 = 8 and 9 is divisible by 9. hence, we need to add 1 to this number for it to be divisible by 9 correct The answer is $ 1

Q: john bought a total of 12 mangoes and oranges. each mango costs 80 cents and each orange costs 50 cents. if the average price of the 12 mangoes and oranges that john originally purchased was 65 cents, then how many oranges needs to return to raise the average price of his purchase to 72 cents?
Lets think step by step. "let number of mangoes be x, number of oranges be 12 - x 0.80 x + ( 12 - x ) 0.50 / 12 = 0.65 solving for x, we get x = 6 -> mangoes 6, oranges 6 now, number of oranges to be returned be y [ 0.80 * 6 + ( 6 - y ) * 0.50 ] / 12 - y = 0.72 solving for y, y = The answer is 4
