The equation y equals negative 5.131 x squared plus 31.821 x minus 3.333 approximates the number of people standing in line to catch a commuter train x hours after 5 a. m. what is the best estimate for the number of people in line at 7 a. m.?

You have 6 dollars +12 pennies +to quarters + 4 dimes=2 nickels how much do you have

Dylan and dusty plan to take weekly surfing lessons together. if the 2-hour lessons are $20 per person and they plan to spend $100 each on new surfboards, what is the maximum number of lessons the two can take if the total amount spent for lessons and surfboards is at most $480?

Three cylinders have a height of 8 cm. cylinder 1 has a radius of 1 cm. cylinder 2 has a radius of 2 cm. cylinder 3 has a radius of 3 cm. find the volume of each cylinder ( ! : ”0 )