Math, asked by mystery52, 8 months ago

A small quiz on Ratio and Proportion
Q.1 2/3 dogs are white. 4/7 of them have black spots on them. Rest of them are black. Find the ratio of dogs with black spots to that of balck dogs.

Q.2 If x=4/7 and y=3/2, find the ratio (7x+3y):(5x-2y).

Rules:Step by Step explanation required. Along with the correct answer the person who did the best will be marked the brainliest.

Answers

Answered by reenajha1129

4

Answer:

1. ratio of dogs with black spot=2/3*4/7=8/21

black dog=1-2/3=1/3

ratio is 8/7

2.(7*4/7+3*3/2)/(5*4/7-2*3/2)= -119/2

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