Find the requested number.The sum of 10 and 5 times a number is 25. What is the number?
A. 5
B. 3
C. 14
D. 10
Answer: B
Mathematics
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Solve the problem.An average score of 90 for 5 exams is needed for a final grade of A. John's first 4 exam grades are 79, 89, 97, and 95. Determine the grade needed on the fifth exam to get an A in the course.
A. 90 B. 100 C. 85 D. 95
Mathematics
Answer the question.List the first four multiples of 9 and of 8
A. 9, 
, 3, 
; 8, 4, 
, 2
B. 9, 81, 729, 6561; 8, 64, 512, 4096
C. 9, 18, 27, 36; 8, 16, 24, 32
D. 45, 54, 63, 72; 40, 48, 56, 64
Mathematics
Decide whether the problem is an equation or an expression.x + y = 7
A. Equation B. Expression
Mathematics
Solve the equation. Express irrational answers in exact form and as a decimal rounded to 3 decimal places.ln x + ln (x + 4) = -5
A. 
? -4.002
B. 
? 0.002
C. -4 + 
? 0.003
D. 
? 2.001
Mathematics