Twenty boys signed up for the school play. the number of girls who signed up was 195% of the number of boys. at the auditions, only 26 girls attended. what percent of the girls who signed up for the play attended the auditions?

Two angles are complementary. the larger angle is 36 more than the smaller angle. what is the measure of the larger angle?

Bob the builder is making 480kg of cement mix. this is made by cement, sand and gravel in the ratio 1: 3: 4

Type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar.a city water tank holds 20 gallons of water. a technician empties 25% of the tank. how many more gallons of water must be removed from thetank so that it has 5 of the water that it started with: the technician must removemore gallons of water for the tank to have 5 of the water that it started with.