Question

1)The sum of two integers is -13. If one of the numbers is 170, find the other.

2) Find the product : (-2)*(-7)*(-6)

3) Divide -80 by 16

4) Find the angles of a triangle which are in the ratio 2:3:4

5) The measures of two angles of a triangle are 72°and 58°. Find the measure of the third angle.

6) The angles of a triangle are in the ratio 1:3:5 . Find the largest angle.

7) The two angles of a triangle are complementary. Then find the third angle?

8) Two angles of a triangle measure 30° and 25° respectively. Find the measure of the third angle.

9) Find the LCM of 24,36 and 40 by the prime factorization method.

10) Express 31 as the sum of three odd prime numbers.

11) Test the divisibility of the number 10038 by 3.

11) Give the prime factorization of 1260

12) Find the HCF of 144 and 198 by the prime factorization method.

13)Find the successor of -18 Simplify 8*(-13)+8*9

14) Find the HCF of 136,170 and 255.
Find the sum of -36 and 1027Subtract 4 from -9
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Answer 1

Answer:

1)183

2)-84

3)-5

4)40,60,80

5)50 degrees

6)100 degree

7)90 degree

8)125 degree

9)360

10)it is divisible by 3

11)3×3×2×2×5×7

12)18

13)-17,-32

14)17

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