Exponent Rules
40
1
What is 5 x 1012 simplified?
A:5,000,000,000,000
B:1,200,000,000
C:12,000
D:500,000,000,000
A
(8.4 x 107) - (4.1 x 107)
4.3 x 107
Which expression is equivalent to
(8.3 x 105)(2 x 1010)
A:1.66 x 1015
B:1.66 x 1016
C:1.66 x 1050
D:1.66 x 1051
B
The distance from Hawai'i to Japan is approximately 3.8 × 106 meters. If a plane travels at a speed of 9.5 × 102 meters per second, how long will it take the plane to reach Japan from Hawai'i?
3.61 x 109
Which expression is equivalent to 812/84?
A:816
B:848
C: 83
D: 88
D
Ms. Mags finds that a feather weighs .000064 pounds. Which expression is equivalent to the weight of the feather?
A:6.4 x 105
B:6.4 x 106
C:6.4 x 10-5
D:6.4 x 10-6
C
Which expression is equivalent to the expression (6.5 x 104) - (3.25 x 103)?
A:6.175 x 104
B:3.25 x 107
C:3.25 x 101
D:6.175 x 103
A
8.2 x 105 / 2 x 103
4.1 x 102
The approximate height of two trees is shown below.
A- 4 x 105
B- 4 x 106
Based on the information given above, the height of tree A is how many times the height of tree B?
10
What is equivalent to 1/510?
A:510
B:5-10
C:-5-10
D:-510
B
The circumference of a circle is approximately 2 x 106 cm.
What is the circumference in standard form?
2,000,000
(5.4 x 106) + (5.1 x 104)
5.451 x 106
(2.8 x 103) x (5.8 x 105)
1.624 x 109
A car salesperson estimates that a Tacoma can travel at a speed of 2 x 108 miles per hour. He estimates that a Silverado travels at a speed of 4 x 107 miles per hour.
Based on the salesperson's estimates the speed of the Tacoma is how many times the speed of the Silverado?
5