dhoran 7 vigyan swadhyay pothi 4, std 7 science swaadhyayan pothi ,ધોરણ 7 વિજ્ઞાન સ્વઅધ્યનપોથી પાઠ 4

The reciprocal of 4/7 is 4/7

Find the value of x and y if: (a) (x-4, 7) = (4,7)

Find the value of   3 4/7 ÷ 7

The centroid of triangle is (2,7) and two of its vertices are (4,8) and (-2,6). The third vertex is (0,0) b. (4,7) c. (7,4) d. (7,7)

The coordinates of a point (3,-7,5) in the new system when the origin is shifted to (-4,3,5) is (A) (-7,10,4) (B) (7,-10,-4) (C) (7,-10,0) (D) (-7,-10,-4)

Find the difrence 4(3)/(7)-2(4)/(7)

Find the remainder when 7^7 is divided by 4.