Find the value of x.

A.
10
B.
12
C.
27
D.
43.5

Atorch and a battery cost 2.50 altogether.the torch costs 1.50 more than the battery.what fraction of the total price is the torch? give your answer in its simplest form.

Aof 12 , we to a of 4 to on a .of 4 be ?

Calculate the effective quarterly compound interest rate equivalent to a 1% of monthly compound interest rate.