If x is a positive integer such that 3x + 7 = 28, what is the value of x?

A. 5
Posted in:  Numbers -  Arithmetic -  Mathematics

What is the product of 12 and 8?

A. 96
Posted in:  Numbers -  Arithmetic -  Mathematics

What is the least common multiple (LCM) of 12 and 15?

B. 60
Posted in:  Numbers -  Arithmetic -  Mathematics

What is the next number in the sequence: 2, 4, 6, 8, ?

A. 10
Posted in:  Numbers -  Arithmetic -  Mathematics

What is the sum of the first 10 positive integers?

C. 55
Posted in:  Numbers -  Arithmetic -  Mathematics