1.

It x and y vary inversely, fill in the following blanks:(i)X1216.......8.........Y.......64..........0.25(ii)X16328128Y4..................0.25(iii)X9..........81243Y279...........1

Answer»

(i)

X1216248324
Y864120.25

12 X p = 16 X 6

p = \(\frac{16\times 6}{12}\) = 8

6 x 16 = q x 4

p = \(\frac{16\times 6}{4}\) = 24

4 x 24 = q x 8

q = \(\frac{24\times 4}{8}\) = 12

(ii)

X16328128
Y4280.25

16 x 4 = x1 x 32

2 = x1

32 x 2 = x2 x 8

4 = x2

(iii)

X92781243
Y27931

 9 x 27 = x1 x 9

27 = x1

9 x 27 = x2 x 81

3 = x2



Discussion

No Comment Found