dhoran 7 vigyan swadhyay pothi , std 7 science swaadhyayan pothi ,ધોરણ 7 વિજ્ઞાન સ્વઅધ્યનપોથી પાઠ 1

In the following series of numbers, find out how many times 1, 3 and 7 have appeared together, 7 being in the middle and 1 and 3 on either side of 7 . 2 9 7 3 1 7 3 7 7 1 3 3 1 7 3 8 5 7 1 3 7 7 1 7 3 9 0 6

In the following series of numbers, find out how many times 1, 3 and 7 have appeared together, 7 being in the middle and 1 and 3 on either side of 7? 2 9 3 1 7 3 7 7 7 1 3 3 1 7 3 8 5 7 1 3 7 7 1 7 3 9 0 6

Find the sum 1 2/7+3/7+2 5/7

2 3 7 1 3 7 7 3 2 7 1 5 7 1 6 5 7 1 6 5 7 9 8 7 2 3 7 6 0 7 5 0 7 1 9 In the above sequence in some cases, the sum of the two digits which immediately precede the digit '7' exceeds the sum of the two digit which immediately follow that digit. How many such 7's are there ? 1) 2 2) 3 3) 4 4) 5 5) None of these

XOZ-plane divides the join of (2,3,1) and (6,7,1) in the ratio a. 3:7 b. 2:7 c. -3:7 d. -2:7

What is the value of 8 1/7+5 3/7+4 2/7+3 1/7

A rational number between 1/7 and 2/7