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(a) 15 and 4 (b) 20 and 3 (c) 1.5 and 30 (d) 0.6 and 100
a) 1% of her assets b) the total value of all her assets.
Sharad covers two third of the certain distance at 4 km/hr and remaining at 5 km/hr. If he takes 42 mins in all then what is the total distance.
(a) Rahim scored 32% marks in an examination and filled by 12 marks. Mohan scored 42% and got 28 marks more then the minimum pass marks. Find the maximum marks and pass percentage of marks.
5xy + 20x -9y -36
15. In an examination a candidate secured 125 marks and failed by 15 marks. If the pass percentage was 35%; find the maximum marks.
16.In an objective type paper of 150 questions, John got 80% correct answers and mohan got 64% correct answers.
(i) How many correct answers did each get?
(iii) What percent is Mohan's correct answers to John's correct answers?
17. The number 8,000 is first increased by 20% and then decrease by 20%. Find the resulting number.
a)216:81 b)49:16 c)216:36 d(125:36
4. A contractor undertakes to dig a canal, 6 kilometre long, in 35 days and employed 90 men. He finds that after 20 days only 2 km of canal have been dug. How many more men must he employ to finish the work in time?