Your test grades are 78, 90, and86. What score on the fourth test will make your average test grade at least an 85?

Miguel bought a movie ticket that cost $5. he also bought popcorn and a bottle of water. how much did miguel spend altogether?

Consider the function y = f(x)=3^x the values of f(1/2) and f(1/4). rounded to the nearest hundredth, are__and__ respectively

What is the prime factorization of 23 ?me with this question