Abag contains 1p,2p and 5p coins.3/8 of the bag are 1p coins. there are as many 5p coins than 1p coins in the bag. there are 640 coins in total. work out the number of 2p coins in the bag.

Rectangle pqrs has length a and width 4b. the x-axis bisects ps and qr what are the coordinates of the vertices

Credit card a offers an introductory apr of 3.4% for the first three months and standard apr of 15.7% thereafter,

Over the course of the school year, you keep track of how much snow falls on a given day and whether it was a snow day. your data indicates that of twenty-one days with less than three inches of snow, five were snow days, while of the eight days with more than three inches of snow, six were snow days. if all you know about a day is that it is snowing, what is the probability that it will be a snow day?