Some vinyl records (let's call them "Oldies") rotate at the rate of 78\,\text{rpm}78rpm78, start text, r, p, m, end text (revolutions per minute). The chart below shows revolutions per minute for three different tracks on another type of vinyl record (called "Goodies"). Which has a greater rate of revolutions per minute, Oldies or Goodies?

Jonathan pays $1.90 per pound for potatoes. he buys 8.3 pounds of potatoes. he determines that he will pay $15.77, before tax, for the potatoes. which best describes the reasonableness of jonathan’s solution? jonathan’s answer is reasonable because there are two decimal places in the factors and two in the product. jonathan’s answer is unreasonable because there are three decimal places in the factors and two in the product. jonathan’s answer is reasonable because is 16, and 16 is close to 15.77. jonathan’s answer is unreasonable because is 8, and 8 is not very close to 15.77.

Bring the fraction a/a-4 to a denominator of 16-a^2

The candy store is having a 30% off sale. emma is going to buy $7.50 worth of candy.how much will she pay after the discount