3. A small heater has a rectangular filter that is 18 in. x 21 in. Another larger heater requires a similar filter that has a 54 in. width. What is the length
of this larger filter?
(hint: similar polygons rules)
a. 62 in.
b. 63 in.
c. 18 in.
d. 23 in.
e. 21 in.

You decide instead to take the train there. the train will take 135 minutes. convert this into hours and minutes.

Merrida uses a pattern in the multiplication table below to find ratios that are equivalent to 7: 9. if merrida multiplies the first term, 7, by a factor of 6, what should she do to find the other term for the equivalent ratio? multiply 9 by 1. multiply 9 by 6. multiply 9 by 7. multiply 9 by 9.

Give the functions f(x) = |x + 2| - 3, what is the domain? a,b,c, or d all real numbers x > 2 x < -2 all real numbers and x cannot equal to 2