Maths

The ratio of the present age of A and B is 3 : 1. Five years ago, the ratio of […]

In a college, 20% of the number of boys are equal to the three-fourth of the number of girls. What

Rice worth ₹43/kg and ₹67/kg are mixed with a third variety in the ratio 2 : 1 : 5. If

If the third proportional of $ 3x^2 $ and 4xy is 48, then the positive value of y is :

The third proportional to $ x $ and $ x + 100 $ is 405, find the value of (

The ratio of the walking speeds of A and B is 3 : 5. If B takes 18 minutes to

If F1 and F2 are the fourth proportional to $\frac{2}{7},\frac{7}{12}$ , 8 and  $\frac{5}{6},\frac{4}{3},10\$ respectively, then what is F1: F2?

Divide ₹4,800 among Ram, Shyam and Kartik in the ratio of 4 : 8 : 3. Find the amount received

The mean proportional between 2.8 and 0.7 is: 2.8 और 0.7 का मध्यानुपाती ज्ञात कीजिए।

दो संख्याओं के बीच का अनुपात 19 : 24 है। यदि प्रत्येक संख्या में से 36 घटा दिया जाए, तो

If 7A = 6B = 12C, What is A : B : C ? यदि 7A = 6B = 12C

What is the third proportional to 16 and 48? 16 और 48 का तृतीयानुपाती कितना है?

Two numbers are in the ratio of 4 : 9. If the mean proportional between them is 24, find the

Find the third proportional of $ (3 +\sqrt{2})$ and $ 2\sqrt{7} $ $ (3 +\sqrt{2})$ और $ 2\sqrt{7} $ का