9. In certain scholl, 20% of students are below 8years of age. The number of std above 8 yrs of age is 2/3 of the number of std of 8 age which is 48. what
is the total number of std in the school?

What is the simplified form of (3.25x10^3)(7.8x10^6) written in scientific notation?

What is the effect on the graph of the function f(x)=x when f(x) is replaced with -f(x)+4

William invested $5000 in an account that earns 3.8% interest, compounded annually. the formula for compound interest is a(t) = p(1 + i)t. how much did william have in the account after 6 years? (apex)