Find the reciprocal of the expression. 10b/2b + 8

Which of the following is the shape of a cross section of the figure shown below

Someone answer asap for ! the following statements are true about the coins calvin and sasha have collected. * calvin and sasha has the same amount of money. * calvin has only quarters. * sasha has dimes, nickels, and pennies * calvin has the same number of quarters as sasha has dimes. * sasha has $1.95 in coins that are not dimes. exactly how many quarters does calvin have?

Write the equations in logarithmic form 7^3=343