CET Equations Basics Questions with Solutions – Page 5

Datta purchased two oranges, three bananas and four apples for Rs. 15. Had he instead bought 3 oranges, 2 bananas, and 1 apple, it would have cost Rs. 10. If Datta bought 3 oranges, 3 bananas and 3 apples, how much did he pay?

A number of friends decided to go on a picnic and planned to spend Rs. 96 on eatables. Four of them, however, did not turn up. As a consequence, the remaining ones had to contribute Rs. 4 each extra. The number of those who attended the picnic was?

In a group of buffaloes and ducks, the number of legs is 24 more than twice the number of heads. What is the number of buffalo in a group?

The price of the item X rises by Rs 40 per year and that of item Y by Rs 15 per year. If the price of item X and Y in the year 2002 was Rs 420 and Rs 630 respectively, in which year the price of item X will be Rs 40 more than the price of item Y?

A class starts at 10 am and lasts till 1.27 pm. Four periods are held during this interval. After every period, 5 minutes are given free to the students. What is the exact duration of each period?