Q 1 Tom, Jerry, and Ben share some money in the ratio of 5:3:2. If Tom receives $45, how much money was shared?
Q 2 Sarah wants to mix paint colors to make orange. She mixes red and yellow paint in the ratio of 3:2. If she uses 15 drops of red paint, how many drops of yellow paint does she need?
Q 3 Emma, John, and Sam share a bag of apples in the ratio of 2:3:4. If there are 36 apples in the bag, how many apples does each person get?
Q4 A recipe for cup cakes says that 5 eggs are needed to make 24 buns. How many eggs would be needed to make 72 buns ?
Q5 In the class there are 16 girls and 14 boys. The ratio of boys to girls is.
8:7
7:15
8:15
7:8
2:1
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Answer 1 :
Step 1 : Add the parts of the ratio together: 5 + 3 + 2 = 10 parts
Step 2 : 5 parts = $ 45 ; 1 part = $ 9
Step 3: 10 parts = 9 X 10 = $ 90
Therefore, the total amount of money shared was $90.
Answer 2 :
Therefore, Sarah needs 10 drops of yellow paint.
Answer 3 :
Answer 4 : 15
Answer 5 : 7:8