Q46. By what number should (
−6
5
)
−2 be divided to get (
3
5
)
−1
.
Q47. Find three positive numbers in the ratio 2 : 3 : 5, the sum of whose squares is 950.
OR
A ladder 6 m long leaned against a wall. The ladder reaches the wall to a height of 4.8 m. find the
distance between the wall and the foot of the ladder.
Q48.A father is 7 times as old as his son. Two years ago, the father was 13 times as old as his son.
How old are they now?
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Rahul makes a cuboid of plasticine of sides 3 × 3 × 5 . How many ... Two numbers are in the ratio 5:3. ... Q46. By what number should (−65)−2 be divided to get (35 )−1.
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