Solve the problem.In one game, a baseball pitcher throws 80% of his pitches for strikes. If the pitcher throws 32 strikes in the game, then how many pitches did he throw? 

A. 80
B. 20
C. 32
D. 40


Answer: D

Mathematics

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Select letters to represent the simple statements and write each statement symbolically by using parentheses then indicate whether the statement is a negation, conjunction, disjunction, conditional, or biconditional.If tomorrow is not Saturday then today is Friday if and only if tomorrow is Saturday.

A. ~p ? (q ? p); conditional B. (~p ? q) ? p; conditional C. (~p ? q) ? p; biconditional D. ~[(p ? q) ? p]; negation

Mathematics

Find the point(s) at which the given function equals its average value on the given interval.f(x) = 3 - x2; [-5, 4]

A. ±
B. ±
C. ±3
D.

Mathematics

Find the surface area of the figure.A sphere with r = 4 cm

A. 267.9 cm2 B. 67.0 cm2 C. 200.8 cm2 D. 50.2 cm2

Mathematics

Count the number of items asked for in the problem.How many rectangles are in a figure made by 3 square tiles lined up in a row? Use the pattern below to solve.

A. 8 B. 3 C. 6 D. 1

Mathematics