Category: PPSC Maths Solution

42 women can do a piece of work in 18 days, how many women requires to do the same work in 21 days?

42 women can do a piece of work in 18 days, how many women requires to do the same work in 21 days?   Solution: M1D1/W1=M2D2/W2 we know that work is same so W1=W2 ( Cancel both sides) M1D1=M2D2 48

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A solution contains 8% of acid.if acid is 15ml, then total volume of solution is?

A solution contains 8% of acid.if acid is 15ml, then total volume of solution is?   Solution: Acid given 8% of total volume of solution, so, 8%=15ml we know that total volume is 100% of any solution. if 8%=15ml then

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If 60 women spon 48kg of cotton by working 8 hours daily,how much cotton will 30 women spin by working 12 hours daily?

If 60 women spon 48kg of cotton by working 8 hours daily,how much cotton will 30 women spin by working 12 hours daily?   Solution: M1D1/W1=M2D2/W2 60 x 8/48=30 x 12/w2 W2=36kg

The angle between minute hand and hour hand of a clock when the time is 8:30 is?

The angle between minute hand and hour hand of a clock when the time is 8:30 is?   Solution: Required angle= 30hours-11/2 min OR Required angle= 30hours-5.5mi Required angle= 30(8)-5.5(30) Required angle= 240-165 Required angle= 75 Note: No matters if

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