If you miss more than 2 problems on this quiz, you should consider taking Math 1710 to brush up on your math skills.
1. Given the equation 10/x = y and y = 5, what is x?
a) 10.
b) 5.
c) 2.
d) 1/2.
e) 50.
c) 2.
2. There are 60 arcminutes in a degree.
How many arcminutes are there in 0.1 degrees?
a) 600.
b) 10.
c) 6.
d) 0.6.
e) 0.1.
c) 6.
3. There are 3 X 107 seconds in a year. How many
seconds are there in a billion (109) years?
a) 3 X 1063 seconds.
b) 3 X 10-2 seconds.
c) 3 X 102 seconds.
d) 3 X 10-16 seconds.
e) 3 X 1016 seconds.
e) 3 X 1016 seconds.
4. If F = G/R2, and R = 3 and F = 2, what
is G?
a) 6.
b) 1/6.
c) 9/2.
d) 3/2.
e) 18.
e) 18.
5. If F = G/R2, and G remains constant while
R increases by a factor of 3, what happens to F?
a) It increases by a factor of 3.
b) It increases by a factor of 9.
c) It decreases by a factor of 3.
d) It decreases by a factor of 9.
e) It remains the same.
d) It decreases by a factor of 9.
6. If Y = 30 A2, and A increases by a factor of
10, how much does Y change?
a) It increases by a factor of 10.
b) It increases by a factor of 100.
c) It decreases by a factor of 100.
d) It decreases by a factor of 10.
e) It remains constant.
b) It increases by a factor of 100.
7. If R = 30/D, and R = 5, what is D?
a) 150.
b) 1/150.
c) 5.
d) 6.
e) 25.
d) 6.