Mike has 3 nickels, 3 dimes, and 2 quarters. what fraction of the coins are dimes.? what fraction of the coins are quarters?

If (x-2) 2= 49, then x could be a. -9 b. -7 c.- 2 d. 5 e.9

Melissa is purchasing a $160,000 home and her bank is offering her a 30-year mortgage at a 4.9% interest rate. in order to lower her monthly payment, melissa will make a 20% down payment and will purchase 3 points. what will her monthly mortgage payment be? a. $645.98 b. $650.46 c. $662.93 d. $606.69

The half-life of a certain material is 0.002 second. approximately how much of a 14-gram sample will be left after 0.004 second? a. 12 grams b. 3.5 grams c. 0.06 gram d. 7 grams