Find the decimal number halfway between the following decimal number 0.7 and 0.5

At the beginning of year 1, carlos invests $600 at an annual compound interest rate of 4%. he makes no deposits to or withdrawals from the account. which explicit formula can be used to find the account's balance at the beginning of year 5? what is, the balance?

If you prove that ∆wxz is congruent to ∆yzx, which general statement best describes what you have proved?

What adds to be the bottom number but also multiplies to be the top number with 8 on the bottom and 15 on top