Len wants to write the number 100,000 using the base of 10 and an exponent what number should he use for the exponent ?

Maria walks a round trip of 0.75 mile to school every day.how many miles will she walk in 4.5 days

Atriangular field has sides of lengths 21, 39, and 41 yd. find the largest angle. (round your answer to the nearest degree.)

Handsome jack is buying a pony made of diamonds. the price of the pony is p dollars, and jack also has to pay a 25% diamond pony tax. which of the following expressions could represent how much jack pays in total for the pony?