Write the following as an equation, using x for the unknown number. Then solve.Three-fourths of a number is . Find the number in lowest terms.

A. x = ;  
B.  + x = ; - 
C. x = ;  
D. x = ;  


Answer: C

Mathematics

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Find the first five partial sums of the given series and determine whether the series is convergent or divergent. If it is convergent, then find its sum. +  +  +  +  + ...

A. 0.5, 1.16667, 1.91667, 2.71667, 3.55; convergent; 3.55 B. 0.5, 1.16667, 1.91667, 2.71667, 3.55; divergent C. 0.5, 0.6667, 0.75, 0.8, 0.8333; divergent D. 0.5, 0.6667, 0.75, 0.8, 0.8333; convergent; 1

Mathematics

Give the value of the indicated trigonometric function of a vector with the indicated end point.(-20, 48); Find sin ?.

A.
B. - 
C.
D. - 

Mathematics

Find the exact value of the expression.

A.
B.
C.
D. 2

Mathematics

Without using a calculator, determine whether the first number is divisible by the second number.Is 210,270 divisible by 30?

A. Yes B. No

Mathematics