ધોરણ 7 ગુજરાતી કાવ્ય 8 સ્વાધ્યાયપોથી ,dhoran 7 gujarati swa adhyayan pothi , std 7 gujarati ch 8

Property 7,8,9 , questions on property 7,8,9

The arithmetic mean of 7 and 8 is _____.

Study the following arrangement carefully and answer the questions given below: 6 7 8 9 9 8 7 9 7 7 8 9 7 8 7 6 9 6 8 9 7 7 9 8 9 7 6 8 8 7 How many such numbers are there in the given series each of which when subtracted from the following number, has a difference of 2 ? 1) Three 2 ) Four 3)Five 4)Nine 5)None of these

The mean of median and mode of the data 7, 6, 7, 9, 8, 8, 10, 8 is

The mean of median and mode of the data 7, 6, 7, 9, 8, 8, 10, 8 is

Study the following arrangement carefully and answer the questions given below: 6 7 8 9 9 8 7 9 7 7 8 9 7 8 7 6 9 6 8 9 7 7 9 8 9 7 6 8 8 7 Which of the following number is obtained when 18th number from the left to the number series is added to 19th from the right? 1) 15 2 ) 20 3)10 4)17 5)None of these

Simplify -3 + 7 + (-8).

Convert into a decimal: (7)/(8)

Show that : sin pi/7 *sin 2pi/7* sin3pi/7 = sqrt7/8