exam Maths Puzzle Numerical Ability

Simplify and evaluate. Use only positive exponents.
-3^2=?

Read Solution (Total 0)

exam Other Question

Need help with this. Thanks

Client query requests arrive independently at a database server at an average rate of 4.5 queries per minute. For a randomly selected one-minute inte In a fraction twice the numerator is two more than the denominator . If 3 is added to the numerator and the denominator the new fraction is 2/3. FInd the original Fraction.