By what number we multiply -7/16 so that the product may be 46/28 But don’t answer the 11 one just answer the 10 one with explanation plsss

Use the net as an aid to compute the surface area of the triangular prism. a) 550 m2 b) 614 m2 c) 670 m2 d) 790 m2

If you answer 2+2 you will get over 80 points

Money off coupons have been circulated to 300 households. only 2/5 of these were redeemed (used) in the local supermarket to get a free shampoo. what fraction of coupons were unused? (ps: write how you got the answer)