The percent of working students increased 25.5% to 10.5%, what was the percent prior to the increase? (express your answer rounded correctly to the nearest tenth of a percent! )

Tamera puts 15/4 gallons of gasoline in her car. which mixed number represents the gallons of gasoline? a) 2 3/4 gallons b) 3 1/4 gallons c) 3 3/4 gallons d) 4 1/2 gallons answer it's worth a lot of points!

Fatima plans to spend at least $15 and at most $20 dollars on sketch pads and pencils. if she buys 2 sketchpads, how many pemcils can she buy while staying in her price range? fatima can buy between and pencils. ? (type whole numbers. use ascending? order.)

Given sin28.4=.4756, cos28.4=.8796, and tan28.4=.5407 find the cot of 61.6