Question

. When a, b, c are in continued proportion, then ‘b’ is known as

the -------------------- of ‘a’ and ‘c’.

2. When 24 bananas were distributed between Ram and Shyam in the

ratio 3: 5, then Shyam will get-------------------- bananas.

3. If 6 : 5 = y : 20, y = --------------------

4. The geometric mean of 4.9 and 0.4 is --------------------.

5. ------ is the mean proportional of ak and



6. The general form of a Linear Equation in two variables is ----------------------.

7. If 3x + 5y = 9 and 5x + 3y =7, then x + y = --------------------.

8. If length of rectangle is ‘x’ and breadth is ‘y’, then its perimeter

‘P’= --------------------.

9. If 7x – 5y = - 9 and 5x – 7y = -15, x – y = --------------------.

10. If the sum of two numbers is 20 and their difference is 4, the

greater of the two numbers is --------------------​

Answer 1

Answer:

1) centre

3) 24

8) 2× l+b

10) 16