Write the decimal as a percent.In an extended care facility, 0.1438 of the residents require a particular heart medication. Write this decimal as a percent.
A. 0.1438%
B. 14.38%
C. 1.438%
D. 1438%
Answer: B
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Express the number as the ratio of two integers.0.272727 . . .
A. 
B. 
C. 2
D. 
Solve the problem. Round money to the nearest cent, if necessary, rates to the nearest whole percent, and time to the nearest month.Megan Hughes deposits $2100 in an account that pays simple interest. When she withdraws her money 11 months later, she receives $2138.50. What rate of interest did the account pay?
A. 2% B. 2.2% C. 1.8% D. 2.4%
Translate to an algebraic expression.8 times a number divided by k
A. 
B. 
C. 
D. 
Solve the problem.Regrind, Inc. regrinds used typewriter platens. The variable cost per platen is $1.90. The total cost to regrind 90 platens is $500. Find the linear cost function to regrind platens. If reground platens sell for $9.60 each, how many must be reground and sold to break even?
A. C(x) = 1.90x + 329; 29 platens B. C(x) = 1.90x + 329; 43 platens C. C(x) = 1.90x + 500; 65 platens D. C(x) = 1.90x + 500; 44 platens