| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.53 |
| Score | 0% | 71% |
What is (y5)2?
| 5y2 | |
| y10 | |
| 2y5 | |
| y3 |
To raise a term with an exponent to another exponent, retain the base and multiply the exponents:
(y5)2If a car travels 40 miles in 1 hour, what is the average speed?
| 50 mph | |
| 40 mph | |
| 65 mph | |
| 55 mph |
Average speed in miles per hour is the number of miles traveled divided by the number of hours:
speed = \( \frac{\text{distance}}{\text{time}} \)Charlie loaned Christine $200 at an annual interest rate of 8%. If no payments are made, what is the total amount owed at the end of the first year?
| $212 | |
| $206 | |
| $216 | |
| $218 |
The yearly interest charged on this loan is the annual interest rate multiplied by the amount borrowed:
interest = annual interest rate x loan amount
i = (\( \frac{6}{100} \)) x $200
i = 0.08 x $200
No payments were made so the total amount due is the original amount + the accumulated interest:
total = $200 + $16Which of the following is not a prime number?
5 |
|
9 |
|
2 |
|
7 |
A prime number is an integer greater than 1 that has no factors other than 1 and itself. Examples of prime numbers include 2, 3, 5, 7, and 11.
The __________ is the smallest positive integer that is a multiple of two or more integers.
least common factor |
|
greatest common factor |
|
absolute value |
|
least common multiple |
The least common multiple (LCM) is the smallest positive integer that is a multiple of two or more integers.