Calculate the product of 15 and 16-select the expression

Assignment Help Mathematics

Reference no: EM13468497

1. Calculate the sum of 1/3 and ½

A. 2/5
B. 5/6
C. 1/3
D. 1

2. Calculate the product of 1/5 and 1/6

A. 11/30
B. 1
C. 6/5
D. 1/30

3. Select the expression that represents the statement "5 more than a number".

A. 5n
B. 5 - n
C. n +5
D. n - 5

4. Determine the value of 5(x + 4) - 7 when x = 7.

A. 20
B. 55
C. 32
D. 48

5. Determine the value of x(7 - x) + 5 when x = -4.

A. -12
B. -7
C. C. -19
D. -39

6. Select the expression that represents the statement "7 times a number".

A. n + 7
B. 7n
C. n7
D. n/7

7. There are 16 ounces in a pound. How many ounces are in 8 pounds?

A. 8 ounces
B. 128 ounces
C. 24 ounces
D. 2.0 ounces

8. In a given training week, a swimmer completes mile on day one, mile on day two, and mile on day three. How many total miles does the athlete swim in the given week?

A. 151 / 140 Miles
B. 3 / 70 Miles
C. 3 / 8 Miles
D. 37 / 35 miles

9. Select the simplified expression for 6(x - 8) - 4(x - 1) + 3x.

A. 5x + 52
B. 5x - 9
C. 5x - 52
D. 5x - 44

10. The temperature on one day in January for Phoenix, AZ, is 72 degrees Fahrenheit. On the same day in Barrow, AK, the temperature is -25 degrees Fahrenheit. What is the difference between these two temperatures?

A. -47 degrees Fahrenheit
B. -25 degrees Fahrenheit
C. 47 degrees Fahrenheit
D. 97 degrees Fahrenheit

11. If a > 0 and b < 0, then which of the following must be true.

A. b - a > 0
B. ab > 0
C. a + b > 0
D. a + b < 0
E. a - b > 0

12. In a certain restaurant a whole pie has been sliced into 8 equal wedges. Only 2 slices of the pie remain. Three people would each like an equal portion from the remaining slices of pie. What fraction of the original pie should each person receive?

A. 2/3
B. 3 / 4
C. 1 / 12
D. 3 / 8

Reference no: EM13468497

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