Alex just received a 25% salary increase. If her new salary is $3000, what was her old salary?
A) $3,750
B) $2,400
C) $2,250
D) $2,370
E) $2,440
B) $2,400
Mathematics
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For the given measurement, briefly describe any likely sources of random error and any likely sources of systematic error.You use your wrist watch to time your friends running 200 meters.
What will be an ideal response?
Mathematics
Divide, if possible. Write the answer in simplest form.49 ÷ 1
A. 33
B. 36
C. 34
D. 35
Mathematics
Find the product of the polynomials.(x - 12)(x2 + 9x - 6)
A. x3 - 3x2 - 102x - 72 B. x3 + 21x2 + 114x + 72 C. x3 + 21x2 + 102x - 72 D. x3 - 3x2 - 114x + 72
Mathematics
Use the vertical line test to determine whether the graph represents a function.
A. function B. not a function
Mathematics