Someone !
serious answers only

Select the two pairs of figures that are similar.

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)

An elevator travels 310 feet in 10 seconds. at that speed, how far can't his elevator travel in 12 seconds?