Ratio and Propo...

If A : B = 5 : 6 and B : C = 8 : 9, Find A : B : C

Two numbers are respectively 30%and 20% more than a thirdnumber. The ratio of the two numbers is

If \(l: m=1 \frac{1}{2}: 1 \frac{1}{3}\) and \(m: n=2 \frac{1}{3}: 4 \frac{1}{4}\) find \(l: m: n\)

In a college, the ratio of the number of boys to girls is 16 : 10. If there are 250 girls, the total number of students in the college is

The least whole number which when subtracted from both the terms of the ratio $12 : 14$ to give a ratio less than$32 : 42$, is

\(15: 65:: ?: 130\)

Find the fourth proportion to 2,3,6

Jaggu takes 2 leaps for every 3 leaps of monty. If one leap of the Jaggu is equal to 4 leaps of the Monty, the ratio of the speed of the Jaggu to that of the Monty is

If Rs. 1564 is divided into three parts, proportional to 12:24:34. find the first part.

Two numbers are respectively 10% and 40% more than a third number. The ratio of the two numbers is

If three numbers in the ratio 6 : 4: 10 be such that the sum of their squares is 1862, the middle number will be

If \(b c: a c: a b=1: 2: 3,\) then find \(\frac{a}{b c}: \frac{b}{c a}\)

In a school the total number of students are 3200 out of which 1800 are boys. Remaining are girls. Ratio of girls to boys is

Rs. 120 are divided among Amit, Bittu and Cheery such that Amit's shareis Rs. 20 more than Bittu's and Rs. 20 less than Cherry's. What is Bittu'sshare

If 3 : 9 :: x : 9, then find the value of x