WRITING LITERAL EXPRESSIONS FROM WORD PROBLEMS WORKSHEET

Problem 1 :

If one book costs c dollars, what is the cost, in dollars, of m books?

(A) m + c     (B) m/c      (C) c/m      (D) mc      (E) mc/100

Solution

Problem 2 :

Represent the cost, in dollars, of k pounds of apples at c cents per pound.

(A) kc     (B) 100kc     (C) kc/100

(D) 100k + c   (E) (k/100) + c

Solution

Problem 3 :

If p pencils cost c cents, what is the cost of one pencil?

(A) c/p     (B) p/c     (C) pc

(D) p - c   (E) p + c

Solution

Problem 4 :

Express the number of miles covered by a train in one hour if it covers r miles in h hours.

(A) rh    (B) h/r    (C) r/h (D) r + h (E) r – h

Solution

Problem 5 :

Express the number of minutes in h hours and minutes.

(A) mh    (B) (h/60) + m    (C) 60(h + m)

(D) (h + m)/60    (E) 60h + m

Solution

Problem 6 :

Express the number of seats in the school auditorium if there are r rows with s seats each row and s rows with r seats each.

(A) 2rs    (B) 2r + 2s    (C) rs + 2

(D) 2r + s   (E) r + 2s

Solution

Problem 7 :

How many dimes are there in n nickels and q quarter ?

(A) 10nq    (B) (n + q)/10    (C) (1/2)n+(5/2)q

(D) 10n + 10q     (E) 2n + (q/10)

Solution

Problem 8 :

Roger rents a car at a cost of D dollars per day plus c cent per mile. How many dollars must he pay if he uses the car for 5 days  and drives 1000 miles ?

(A) 5D + 1000c    (B) 5D + (c/1000)   (C) 5D + 100c

(D) 5D + 10c     (E) 5D + c

Solution

Problem 9 :

The cost of a long-distance telephone call is c cents for the first three minutes and m cents for each additional minute. Represent the price of a call lasting d minutes if d is more than 3.

(A) c + md     (B) c + md – 3m     (C) c + md + 3m

(D) c + 3md      (E) cmd

Solution

Problem 10 :

The sales tax in Morgan country is m%. Represent the total cost of an article priced at $D.

A) D + mD    (B) D + 100mD     (C) D + mD/100

(D) D + m/100 (E) D + 100m

Solution