5-D Process
Ally is five years older than her brother James. The sum of their ages is 51. What are their ages?
What is 35% of 40?
14
A wood board 100 centimeters long is cut into two pieces. One piece is 26 centimeters longer than the other. What are the lengths of the two pieces ?
x + (x+ 6) = 100
37cm and 63 cm
Sarah’s English test had 90 questions and she got 18 questions wrong. What percent of the questions did she get correct?
80%
Tomás is thinking of a number. If he triples his number and subtracts 13, the result is 305. Of what number is Tomás thinking?
3x-13=305
106
Alicia got 60 questions correct on her science test. If she received a score of 75%, how many questions were on the test?
80 questions
The perimeter of a rectangle is 120 feet. If the length of the rectangle is 10 feet more than the width, what are the dimensions (length and width) of the rectangle?
x + x + (x+10) + (x+10)=120
25 feet by 35 feet
Jody found an $88 pair of sandals marked 20% off. What is the dollar value of the discount?
$17.60
A wood board 156 centimeters long is cut into three parts. The two longer parts are the same length and are 15 centimeters longer than the shortest part. How long are the three parts?
x + (x+ 15) + (x+15)=156
42 cm, 57 cm and 57 cm
A sweater that regularly sold for $52 is now on sale at 30% off. What is the sale price?
$36.40