As part of a back-to-school special, all caculators are 10% off. What is the sale price of a 12$ calculator

How many grams must be adde to 970g to make 1 and a half kg

Ivan and jeff buy a package of 8 pens for $4.00. ivan wants 5 of the pens, and jeff wants 3.how much should each student pay?

Solve: 25 points find the fifth term of an increasing geometric progression if the first term is equal to 7−3 √5 and each term (starting with the second) is equal to the difference of the term following it and the term preceding it.