Solve by trial.72 ÷ n = 6
A. 120
B. 10
C. 12
D. 13
Answer: C
Mathematics
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Factor the polynomial.x2 + 2x - 120
A. (x + 12)(x - 10) B. (x - 12)(x + 1) C. (x - 12)(x + 10) D. prime
Mathematics
Solve.If y varies jointly with x and z and inversely with n and y = 49 when x = 2, 
and 
find y when 
z = 5, and n = 10.
A. 42 B. 21 C. 35 D. 84
Mathematics
Solve the problem.In Marike's cash register there are only $5 bills, $10 bills, and $20 bills. There are 176 bills in her cash register and their total value is $2095. There are 35 more $10 bills than $20 bills. How many $20 bills are in her cash register?
A. 52 B. 56 C. 48 D. 87
Mathematics
Rewrite with rational exponents.
A. 51/2
B. 21/5
C. 
D. -51/2
Mathematics