1. If y varies directly as x and y = 70 when x = 10, find the constant of
variation.
2. Solve for k if y varies inversely as x and y = 33 when x = 17.
3. Suppose a varies jointly as b and c. If a = 56 when b = 7 and c = 4, solve
for b when a = 40 and c = = 5.
4. If p varies directly as q and inversely as r, and p = 84 when q = 6 and
5, find the variation constant.
5. The table below shows that y varies directly as x. Find the constant of
variation.
у
12 18 24
2
3 4
r =
x
variation.
2. Solve for k if y varies inversely as x and y = 33 when x = 17.
3. Suppose a varies jointly as b and c. If a = 56 when b = 7 and c = 4, solve
for b when a = 40 and c = = 5.
4. If p varies directly as q and inversely as r, and p = 84 when q = 6 and
5, find the variation constant.
5. The table below shows that y varies directly as x. Find the constant of
variation.
у
12 18 24
2
3 4
r =
x
Answers & Comments
Verified answer
MATH VARIATION
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1. If y varies directly as x and y = 70 when x = 10, find the constant of variation.
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2. Solve for k if y varies inversely as x and y = 33 when x = 17.
==============================
3. Suppose a varies jointly as b and c. If a = 56 when b = 7 and c = 4, solve for b when a = 40 and c = 5.
==============================
4. If p varies directly as q and inversely as r, and p = 84 when q = 6 and r = 5, find the variation constant.
==============================
5. The table below shows that y varies directly as x. Find the constant of variation.
Example 2:
Example 3:
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