Solve.What is 507 increased by 45?

A. 562
B. 542
C. 551
D. 552


Answer: D

Mathematics

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Use the integral test to determine whether the series converges.

A. converges B. diverges

Mathematics

Complete.688 oz =  lb

A. 43 B. 172 C. 44 D. 68

Mathematics

The base salary of a salesman working on commission is $11,000. For each $100,000 of sales beyond $100,000 he is paid a $2,000 commission. Sketch a graph showing his earnings as a function of the level of his sales x. ? 

A. ?


B. ?


C. ?


Mathematics

Solve the problem.In one week, Mahesh worked 34.5 hours washing windows and earned $257.50, including tips. How much did Mahesh earn per hour? Round to the nearest cent if necessary.

A. $7.56 B. $7.48 C. $7.46 D. $7.44

Mathematics