Question

a) Simplify- [-80] + 23 + [-132] + [-107] + [-63]

b) Solve- 4x + 10 = 2x – 14

c) Write in the product form- 25

2q

d) Three angles of a quadrilateral are 65°, 75° and 110° Find the fourth angle.

e) Draw a circle with centreQ and radius 4.2 cm.

f) Find the area of a square plotof side 15 m.

g) If 1st, 3rd and 4th terms of a proportion are 12, 8 and 14 respectively. Find the 2nd term.

h) Solve the equation and verify your answer: 4[x - 9] = 48

i) Divide 1400 stamps between A and B in the ratio 5:9

j) Give examples of three objects each of the shape of a cone, sphere and cuboid.

k) If 22.5 m of an iron rod weighs 85.5 kg, what will be the weight of 5 m of the same rod?

l) Find the area of a rectangle whose length and breadth are 20.5 cm and 14 cm respectively. Also,

find the perimeter of the rectangle.

m) The angles of a triangle are in the ratio 2:3:4. Find the measure of each of the angles.​

Answer 1

Answer:

b ka answer 4x and 2x join with 4x when we transfer number from equal to the sign will ba change

Step-by-step explanation:

4x + 2x = -14 -10

6x = -24

x= -24 /6

x = -4