Email us to get an instant 20% discount on highly effective K-12 Math & English kwizNET Programs!

#### Online Quiz (WorksheetABCD)

Questions Per Quiz = 2 4 6 8 10

### Math Word Problems - GED, PSAT, SAT, ACT, GRE Preparation7.5 Direct Variation or Direct Proportion

 Directions: Answer the following questions. Also write at least ten examples of your own.
 Q 1: The numbers p and q are directly proportional and p=7.5 when q=15. Find p when q=38; and find q when p=13.15 and 29 respectively26 and 19 respectively19 and 26 respectively Q 2: The numbers x and y are directly proportional and x=9 when y=3. Find x when y=8; and find y when x=42.24 and 14 respectively14 and 24 respectively25 and 15 respectively Q 3: A family spends 120 dollars per month for vegetables when the cost of vegetables is 5 dollars per kg. How much amount must the family spend per month, if the cost of vegetables goes up to 5.75 dollars per kg?130 dollars138 dollars140 dollars Q 4: A motor bike travels 225 km with 5 liters of gas. How many liters of gas are needed to travel 135 km?3 liters4 liters3.5 liters Q 5: One evening the length of the shadow of a building's pillar of height 28 m is 42 m. What will be the length of the shadow of the building's tower of height 36 m at that time?50 m45 m54 m Q 6: The expenditure per month for 15 students in a dormitory is \$2,250. If 10 more students joined, what will be the monthly expenditure now?\$3,500\$2,750\$3,750 Q 7: The pressure P exerted at any point on the base of a tank filled with liquid varies directly as the depth D of the liquid. The pressure exerted by the liquid 25 cms deep on the base of the tank is 10 g/sq. cm. What will be the pressure when the depth is16 g/sq. cm18 g/sq. cm20 g/sq. cm Q 8: The weight E of a man on earth's surface is directly proportional to his weight M on mars. The constant of proportionality is 3, if a man weights 126 kg on earth, how much will he weigh on mars?42 kgs40 kgs45 kgs Question 9: This question is available to subscribers only! Question 10: This question is available to subscribers only!