Question

:(1) ایک آدمی کی تنخواہ میں %10 اضافہ ہوتا ہے۔ اگر اس کی نی تنخواہ
4000
15 روپیہ ہے تو اس کی تنخواہ پہلے کی تھی ؟
10​

Answer 1

Explanation:

80 bulbs are selected at random from a lot and then I to

frequency table given below:

Life time (in hrs)

700

500

300

23

Frequency

12

10

25

10

is selected at random from the lots. Find the probability that its life is 1150 hours

Answer 2

Explanation:

A Few Cautions

Magnets loose their properties if they are heated, hammered or dropped from some height . Also, magnets become weak if they are not stored properly. To keep them safe, bar magnets should be kept in pairs with their unlike poles on the same side.