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Maths Puzzle
Numerical Ability
The sum of two numbers is twenty. Three times the smaller is equal to two times the larger. Find the two numbers.
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Two hikers, Alan and Ben, are 13.5 miles apart and walking towards eachother. They meet in 3hrs. Find the rate of each hiker if Ben walks 0.9 mph faster than alan.
Hi Can I have some help with the following problem?
Biologists have observed that the chirping rate of crickets of a certain species is related to temperature, and the relations