In a small city with a population of 3600, the number of children, adults and olds are respectively 1000, 2250 and 350. The angles for adults and olds in a pie diagram will be respectively

The number of Science, Commerce and Law Graduates working in a company are respectively 130, 170 and 150. If we show this data by a pie diagram, angle corresponding to law graduates should be

Three numbers are in the ratio of 3:4:5 and their HCF and LCM are 40 and 2400, respectively, then the largest number is –

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 :

Ages of Ram and Shyam are in ratio 5:2. After 5 years ratio becomes 2:1. Present ages respectively are

Two alloys are made by gold and copper in the ratio of 7 : 2 and 7 : 11 respectively. Same quantity of both alloys are mixed and third alloy is made. In this third alloy, ratio between gold and coppe…