A bag contains ₹5, ₹2 and ₹1 coins in the ratio of 3 : 4 : 5. The total value of all the coins is ₹2,100. How many coins of ₹5 are there in the bag?

A bag contains coins of Rs. 2, Re. 1 and 50 paisa in the ratio 6 : 7 : 15 respectively. If the total amount in the bag is Rs. 1590, then the number of 1 Re. coins in the bag is :

Two alloys are both made up of copper and tin. The ratio of copper and tin in the first alloy is 1 : 3 and in second alloy is 2 : 5. In what ratio should two alloys be mixed, to obtain a new alloy su…

If a:b=2:3, b:c=4:5, c:d=6:7 and a=24, then the value of a+b+c+d will be

The incomes of A and B are in the ratio 3:2 and their expenditures are in the ratio 5:3. If each saves Rs.1,000, then B's income is -

There are 90 members in a club, 60 are women and remaining are men. Ratio of men:women and men:total members respectively is