40 x 2.5 = 100
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To find what number multiplied by 40 equals 100, you can set up the equation ( 40x = 100 ). By dividing both sides by 40, you get ( x = \frac{100}{40} = 2.5 ). Therefore, 40 times 2.5 equals 100.
It equals 1,600,000
It is: 40/50 times 100 = 80%
make it out of 100, so 40 times 2.5 equals 100 and 18 times 2.5 equals... 45 so its 45 percent
To solve, think of it as something (b) over 5 is -40, which means that something divided by 5 is -40, so that something must be 5 times -40 or -200.