OTS Mathematics Mcqs Online Test 4

The average of 5 numbers is 13. If the average of 4 of these numbers is 10 what is the fifth number?
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If 4 times x is equal to x increased by 2 then x=
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If an outlet pipe empties a full tank in 20 hrs then part of tank emptied in one hour?

Nosheen painted 1/3 of her room with 5/2 cans of paint. How many more cans of paint will she need to finish painting her room?
 

If an inlet pipe fills a tank in 10 hrs and another inlet pipe fills the same tank in 5 hrs then time required to fill the tank when both pipes are opened?

An inlet pipe can fill a tank in 10 hrs and an outlet pipe empties the same full tank in 20 hrs. The time required to fill the tank when both pipes are opened?

If part of tank filled in one hour = 1/10 then time required to fill the tank?

Jawads weekly salary is $70 less then Pashas which is $50 more than Marias. If Maria earns $280 per week how much does Jawad earn per week?
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During a certain week a post office sold $280 worth of 14 cents stamps. How many of these stamps did they sell?
 

If an inlet pipe fills a tank in 10 hrs then part of tank filled in 1 hr?