Question

Place A and B are 100 km apart on the highway one car start from A and another from B

at the same time. If the car travels in the same direction at different speed they meet in

5 hrs. If they travel towards each other , they meet in 1 hrs , What are the speed of two

cars?

2) One tank can be filled up two taps in 6 hrs the smaller tap alone take 5 hrs more than the

bigger tap alone. Find the time required by each tap to fill the tank separately.

3) The following table are the marks obtained by 100 students in Mathematics, If a and b

are equal, find their values Draw histogram and frequency polygon.

Marks 0 – 20 20 – 40 40 – 60 60 – 80 80 – 100

No. of

students

2 a 56 b 2



Q.5 : Solve any one of the following questions 3

1) A number X is selected from number 1,2,3 and then a second number Y is selected from

the number 1,4,9 What is the probability that the product of xy of two number less than 9.

2) If each term of A.P is doubled the resulting sequence also in A.P write its first term and​

Answer 1

Answer:

the answer is car A=60km/h

carB=40km/h