A 7-by-8-inch photo needs to be reduced to a size of 5.6-by-6.4-inches. By what percent does the photo need to be reduced?

A. 88 %
B. 80 %
C. 20 %
D. 25 %
E. 70 %


Answer: B

Mathematics

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Write the expression  without using absolute value symbols. ?

A. 0 B. 100 C. -10 D. 10 E. 11

Mathematics

Given that the polynomial function has the given zero, find the other zeros.f(x) = x3 - 4x2 + 9x - 10; 2

A. -1 + 2i, -1 - 2i
B. 1 + , 1 - 
C. 1 + i, 1 - i
D. 1 + 2i, 1 - 2i 

Mathematics

Solve the problem.A truck rental company charges $29 plus $0.09 per mile to rent a moving truck for a day. If x represents the number of miles driven and f(x) represents the total cost to rent the truck for a day, a linear function that models the situation is  What is the cost of renting the truck if it is driven 230 miles?

A. $49.70 B. $6670.09 C. $8.30 D. $31.07

Mathematics

Use the fundamental identities and appropriate algebraic operations to simplify the expression.

A. sec x B. -sec x C. 1 D. csc x

Mathematics