Evaluate: a). 25 −12 [5+4 − (3 + 2−1+3)] b). 36 − [18− (14− (15−4÷2×2))]

Using only the digits 5, 6, 7, 8, how many different three digit numbers can be formed if no digit is repeated in a number?

Write a similarity statement for the similar triangles. afgh ~ a

How much is $1200 worth at the end of1 year, if the interest rate is 5.5% is compounded quarterly.