exam
Maths Puzzle
Numerical Ability
The number 64 is divisible by its units digit (4). How many whole numbers less than 64 are divisible by their respective units digit?
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exam Other Question
Used by itself, the cold water faucet can fill a bathtub in 12 minutes. It takes 15 minutes for the hot water faucet to fill the bathtub. If both faucets are on, how long will it take to fill the bathtub?(round to the nearest .01 minute)
The problem says: Arianna took 2 h longer to drive 360 mi on the first day of a trip than she took to drive 270 mi on the second day. If her speed was the same on both days, what was the driving time each day?
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CH