Question

4. If 9kg of sugar cost Rs 166.50, how much sugar can be bought for Rs 259.

5. Factorize 4a2

-9.

6. Solve the linear equation: 9x+5= 4(x-2)+8

7. Find the T.S.A of a brick whose dimensions are 10cm x 4cm x 3cm.

8. A coin is tossed once. Write all the possible outcomes.

9. In which quadrant the points (-9, 9) will lie.

10. What percent of 150 is 96​

Answer 1

6)

$9x + 5 = 4x - 8 + 8 \\ 9x - 4x = 5 \\ 5x = 5 \\ x = 1$

7)

$2(10 \times 4 + 4 \times 3 + 3 \times 10) \\ 2(40 + 12 + 30) \\ 2(82) = 164$

8) outcomes are

head or tail

10)