Ans: 4 men 35. 2064 Q. No. 9 a Old If the four quantities a, b, c, and d are
such that a: b = 2:3, b c = 4:5 and c: d = 7:9; find the ratio
between a and d, also find the continued ratio.
14
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The following frequency table relates the weekly sales of bicycles at a given store over a 42-week period. value01234567frequency367108521(a) in how many weeks were at least 2 bikes sold? (b) in how many weeks were at least 5 bikes sold? (c) in how many weeks were an even number of bikes sold?