CBSE Class 10 Answered
1. Vikram can row a boat 12 km downstream and return in 3 hours. If the speed of the stream is 3 km per hour, find the speed of the boat in still water.
2.the length of a rectangle is thrice as long as the side of square the side of the square is 4 c m more than the width of the rectangle find their dimensions if their areas are equal.
3. The length of the hypotenuse of the right triangle exceeds the leant of the base by 2 cm at the leant of the altitude by 1 c m find the leant of each side of the triangle.
4. A girl is twice as long as her sister .four years hence the product of their ages will be 160 years .find their present ages
5. The sum of the ages (in years) of a son and his father is 35 and the product of their ages is 150.find their ages.
6. The area of right angled triangle is 30sqcm.determine the base if the height exceeds the base by 7 cm
7.the time taken by at train to travel a distance of 225 km was reduced by 20min when the avgas speed was increased by 20kmph calculate the original speed of the train.
8. Divide 64 into 2 parts such that their products is 100
9. The sum of two numbers is 26 and the sum of their reciprocals is 13/84.find the numbers.
10. Find the two successive even numbers the sum of whose square is 452
11. Find the 3 successive odd natural numbers, the sum of whose squares is 515
12. The sum of the square of two natural number is 410 the sum of the larger number and twice the smaller numbers 33.find the numbers
13. A number consists of two digits whose product is 36.if 45 is subtracted from the number its digits are reversed. Find the numbers
14.the hypotenuse of a right triangle is 2cm more than the base and 1cm more than twice the altitude.find the sides of the triangle
15 the hypotenuse of a right triangle is 6m more than twice the shorter side while the third side is 2m less than the hypotenuse. Find the sides of the triangle.
Asked by prakruthi1053 | 17 May, 2018, 09:45: PM
Expert Answer
Answered by Yasmeen Khan | 18 May, 2018, 10:51: AM
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