Calculate Expression If Values Are Given

When asked about her age, Ana replied: 'If you multiply my age by 99, add 208, and then subtract 99, you will get 1000'. How old is Ana?

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OFF

What is the percentage increase/decrease if: the old price is 24 EUR, and the new price is 20.40 EUR?

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OFF

Calculate the new price if the old price (60 EUR) is first increased by 15%, and then decreased by 5%.

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If a = -4, b = 16, and c = -2, evaluate the expression 21abc.

• 214162

• -2688

• 2688

• 31

_^Evaluate
(a + b)^c + ab
when 
a = 3, b = 5, and c = 2

• 26

• 31

• 79

• 49

If 6x= 25, what is the value of 3(x+ 1/2)?

• 53/6

• 51/2

• 13

• 14

In the right triangle  above, BE=5, and AB=12.  If the length of AC is 1 unit more than twice the length of DE, what is the length of DE?

• 1/2

• 5/2

• 3

• 4

• 10

• 29

• 31

• 100

• 40

• 35

• 37

• 43

• -1

• 0.5

• 1

• 2