Contemporary Mathematics for Business & Consumers 8th Edition by Robert Brechner,Geroge Bergeman

تمرين 181

Solve the following increase or decrease problems for the unknown. Round decimals to hundredths and percents to the nearest tenth.
At a Sports King store, 850 tennis racquets were sold last season.
a. If racquet sales are predicted to be 30% higher this season, how many racquets should be ordered from the distributor
b. If racquet sales break down into 40% metal alloy and 60% graphite, how many of each type should be ordered