exam
Maths Puzzle
Numerical Ability
Allen bought 20 stamps at the post office in 37 cents and 20 cents denominations. If the total cost of the stamps was $7.06, how many 37 cent stamps did Allen buy?
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exam Other Question
Determine if this is rational or irrational:
sqrt 77
This would be rational correct? I know 11 can go in to but it is as well and odd number, so i am not real sure. Thank you for the help!
A bus traveled for 2 h at r mi/h, then decreased the speed by 10 mi/h and traveled for 1 more hour. How far did the bus go?