A cyclist rides $24$ km at $16$ km per hour and a further $36$ km at $15$ km per hour. Find his average speed for the journey?

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Important Questions on Average

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UPKAR'S LIC Assistant Preliminary Examination>Chapter 13 - Average>EXERCISE 5>Q 6

A certain factory employed

600

men and

400

women and the average wage was

₹ 2.55

per day. If a woman got

50

paisa less than a man, what were their daily wages?

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UPKAR'S LIC Assistant Preliminary Examination>Chapter 13 - Average>EXERCISE 5>Q 7

If a train maintains an average speed of

40

km an hour, it arrives at its destination punctually. If however, the average speed is

35

km an hour, it arrives

15

minutes late. Find the length of the journey in km.

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UPKAR'S LIC Assistant Preliminary Examination>Chapter 13 - Average>EXERCISE 5>Q 8

The average weight of three men $A, B$ , and $C$ is $84 k g$ and fourth man $D$ joins them, the average weight of the four becomes $80 k g$ . If $E$ , whose weight is $3 k g$ more than $D$ , replaces $A$ , then the average weight of $B, C, D$ , and E becomes $79 k g$ . Find the weight of $A$ .

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UPKAR'S LIC Assistant Preliminary Examination>Chapter 13 - Average>EXERCISE 5>Q 9

A man walks from P to Q at the rate of $5$ km an hour and returns from Q to P at the rate of $3$ km an hour. What is the average rate in km per hour for the whole journey ?

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UPKAR'S LIC Assistant Preliminary Examination>Chapter 13 - Average>EXERCISE 5>Q 10

A ship, $40 k m$ from shore, springs a leak which admits $3 \frac{3}{4}$ quintals of water in $12$ minutes. $60$ quintals would suffice to sink the ship, but its pump can throw out $12$ quintals of water in one hour. Find the average rate of sailing so that it may reach the shore just as it begins to sink (in km/hr).