1 of 3 〉
What number has 5 to 1 ratio to the number 10?
42
55
50
60
Answer: 50 Explanation:Given, ratio is 5 : 1 that means antecedent is 5 times greater than the consequent. Given consequent = 10, so the number is 10 × 5 = 50 answer.
2 of 3 〉
There are 120 students in a picnic tour, if ratio of girls and boys is 5 : 7 then how many boys are in this tour?
50
70
55
120
Answer: 70 Explanation:Given ratio of girls : boys = 5 : 7 = 5/7 multiplying the antecedent and consequent by the same number, let by x, girls = 5x, and boys = 7x total = 120; as par given 5x + 7x = 120 => x = 120/12 = 10 hence, girls = 5 × 10 = 50 and Boys = 7 × 10 = 70 answer