In a class, 3/4 of the class like to go to the movies, 2/3 like action how many like action movies in the class

Write the fraction 9/50 as a decimal if needed round to the nearest hundredth

Sara can take no more than 22 pounds of luggage on a trip.her suitcase weighs 112 ounces.how many more pounds can she pack without going over the limit?

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)