Question

6.Find : - -

(a) 15℅ of 250 (b) 20℅ of ₹ 2500.

7. Give four rational numbers equivalent to

( I ) -2/7. (ii) 5/-3

8. Find the circumference of the circles with radius 14 cm.

9. Add : (i) 3mn,-5mn,8mn,-4mn.

(ii) t-8tz,3tz-z,z-1.

10. Using laws of exponents,simplify and write the answer in exponential form :

( I) 3^2 × 3^4 × 3^8

(ii) a^3 × a^2.​

Answer 1

Answer:

btf-jcab-dmm

gi.rls joi.n for study here i am also a girl here we study girl is allowed here boy are not allowed here we only study so co.me for study in me.et.ing gir.ls co.me for study here its boys disturb me.eting so boys not allowed girls is allowed i am also a girl its a safe me.et.ing