Question 4 = Option A Since the volume is given as 630 inch^3, you need to work out the dimensions by multiplying and check which option gives you the answer 630. Only 7 x 9 x 10 gives you the answer 630.
Question 5 = Option B 6 cups are being divided into 8 friends. 6 divided by 8 comes out to be 3/4.
Well, to find the circumference of a circle, we can use the formula C=2r. So just plug in 3.5 into the formula. C=23.5. Multiply and we get C=21.99. which is about 22 So our answer would be C. 22 feet. Hope I helped!