At first an athlete jogs at 5 miles per hour and then jogs at 8 miles per hour traveling 11 miles in 1.6 hours. How long does the athlete jog at each speed? (Hint: Lett represent the amount of time the athlete jogs at 5 mph. Then 1.6 - t represents the amount of time the athlete jogs at 8 mph)

When eating out, record the total cost of your meal (before tip) and the tip that you left. determine the percent of the cost of the meal that you left as a tip.

Select all the correct answers. what is 221,000,000,000,000,000,000 expressed in scientific notation?

Tomas is making trail mix using granola and walnuts. he can spend a total of $12 on the ingredients. he buys 3 pounds of granola that costs $2.00 per pound. the walnuts cost $6 per pound. he uses the equation to represent the total cost, where x represents the number of pounds of granola and y represents the number of pounds of walnuts. he solves the equation for y, the number of pounds of walnuts he can buy. answer- b tomas added 6 to both sides of the equation instead of subtracting 6. just took the test