A figure has been shrunk from center O with a scale factor r = 0.25. What scale factor would enlarge the figure back to the original size?

This is the number of parts out of 100, the numerator of a fraction where the denominator is 100. submit

Evaluate the expression for the given value of the variable. ∣-4b-8∣+∣-1-b^2 ∣+2b^3 ; b=-2

Celeste wants to have her hair cut and permed and also go to lunch. she knows she will need $50. the perm cost twice as much as her haircut and she needs $5 for lunch. how much does the perm cost?