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17. Billy mixed blue paint with red paint in a ratio of 4:3 to obtain purple paint. How much blue paint should
he mix with 15 pints of red paint?
18. If 4 workers can do the job in 6 days, how long will it take 12 workers to do the job?
19. The sum of two numbers is 80. Find the smaller number if the ratio is 3:5.
20. The ratio of boys to girls in the dass is 2:4. If there are 54 pupils in the dass, how many are girls?
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Sagot :

Answer:

17.   4 x 15 = 60

     60 divided by 3 = 20

ANSWER : 20 Red Paint

18. 4 x 12 = 148

    148 divided by 6 = 8

ANSWER : 8 Days

19.  80 X 3 = 240

     240 divided by 5 = 48  is a larger number

     80 - 48 = 32 is a msmaller number

ANSWER : 32 Is a msmaller number

20. 2 + 4 = 6

      54 divided by 6 = 9

      9 x 2 = 18 boys

      9 x 4 = 36 girls

ANSWER : 36 Girls