The sum of two numbers is 70. their difference is two less than the smaller number. what are the numbers?

Determine the difference: 3.2 × 1010 – 1.1 × 1010. write your answer in scientific notation.

Aculture started with 4,000 bacteria. after 5 hours, it grew to 5,200 bacteria. predict how many bacteria will be present after 19 hours. round your answer to the nearest whole number.

Acarton of juice contains 64 ounces miss wilson bought six cartons of juice how many ounces of juice did she buy