Use a proportion to solve the problem.On Anne's bicycle, the ratio of pedal turns to rear-wheel turns in second gear is 4 to 7. If her rear wheel turns 364 times per mile, how many times does she turn the pedal in one mile?
A. 208 times
B. 368 times
C. 637 times
D. 371 times
Answer: A
Mathematics
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Subtract and simplify.
- 
A. 
B. 
C. 
D. 
Mathematics
Solve the system by the substitution method.
A. (
, -
)
B. (
, 
)
C. (
, 
), (-
, -
)
D. (
, -
), (-
, 
)
Mathematics
Determine the slope and y-intercept of the function.f(x) = 
x - 3
A. m = - 
; b = 3
B. m = 4; b = 3
C. m = - 3; b = 
D. m = 
; b = - 3
Mathematics
Decide if the answer is reasonable or unreasonable by rounding the numbers and estimating the answer. If the answer is not reasonable, find the correct answer.62.34 ÷ 23.1 = 0.27
A. Unreasonable, should be 27 B. Unreasonable, should be 2.7 C. Reasonable D. Unreasonable, should be 0.027
Mathematics