Variations

This graph represents what kind of variation?

• Direct variation

• Inverse variation

• Joint variation

• Combined variation

A single frog can finish 20 flies in 4 days. If 2 frog will feed on 20 flies they can finish it in 2 days. Therefore this represents what type of variation?

• Inverse variation

• Direct variation

• Combined variation

• Joint variation

A pair of shoes cost PHP500. If Lily buys 2 pairs of shoes, she will spend PHP1,000. If she buys 3 pairs of shoes, she will spend PHP1,500. Therefore this represents what type of variation?

• Combined variation

• Joint variation

• Inverse variation

• Direct variation

This graph represents what kind of variation?

• Joint variation

• Direct variation

• Combined variation

• Inverse variation

If c is inversely proportional to d, and c=20 when d=5, find the value of c when d=25.

• 100 & 4

• 200 & 25

• 250 & 15

• 500 & 5

This represents what type of variation?

• Combined variation

• Indirect variation

• Joint variation

• Direct variation

j varies jointly with l and m. If m=15 when j=150 and l=5, find m when j=45and l=20.

• 4 & 2/3

• 5 & 3/4

• 7 & 8/9

• 2 & 9/8

c= kad/b : This represents what kind of variation?

• Direct variation

• Inverse variation

• Combined variation

• Joint variation

If e varies directly as f and inversely as g, and e=22 when f=11 and g=5, find the value of g when e=3 and f=6.

• 5 & 10

• 10 & 20

• 15 & 30

• 20 & 45

If g is directly proportional to h, and g=12 when h=6, find the value of g when h=17.

• 4 & 36

• 1 & 37

• 2 & 34

• 6 & 38