326.8 (6.94 - 3.4) 59.4

She got an answer of 19.5, correct to 3 significant figures.
Write each number correct to 1 significant figure​

How many $20 bills do you need to have to make $280

Consider that lines b and c are parallel. what is the value of x? what is the measure of the smaller angle?

Mario is constructing a frame for 10 in. by 8 in. photo. he wants the frame to be the same with all the way around in the same area of the frame and photo to be 120 square inches what is the dimension of the frame?