Mathematics, 17.11.2020 01:00, 4804174946

The teacher is sharpening pencils before a test. He needs to sharpen 40 pencils in 2 minutes. At most, how much time can he spend per pencil?
O A
2.5 seconds per pencil
OB
3 seconds per pencil
Oc. 5 seconds per pencil
OD. 20 seconds per pencils

Answers: 1

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 17:30, kbuhvu

Which of the following equations is of the parabola whose vertex is at (2, 3), axis of symmetry parallel to the y-axis and p = 4? a.)y-3 = 1/16 (x-2)^2 b.)y+3 = -1/16 (x+2)^2 c.)x-2 = 1/16 (y-3)^2

Answers: 3

continue

Mathematics, 21.06.2019 18:00, sherifour

Explain how you can use the associative property to evaluate (7x50)x4.

Answers: 1

continue

Mathematics, 22.06.2019 00:00, egirl7838

Titus works at a hotel. part of his job is to keep the complimentary pitcher of water at least half full and always with ice. when he starts his shift, the water level shows 4 gallons, or 128 cups of water. as the shift progresses, he records the level of the water every 10 minutes. after 2 hours, he uses a regression calculator to compute an equation for the decrease in water. his equation is w –0.414t + 129.549, where t is the number of minutes and w is the level of water. according to the equation, after about how many minutes would the water level be less than or equal to 64 cups?

Answers: 2

continue

Mathematics, 22.06.2019 00:40, sselect1

Calculate the annual effective interest rate of a 12 % nominal annual interest rate compound monthly

Answers: 1

continue

Do you know the correct answer?

The teacher is sharpening pencils before a test. He needs to sharpen 40 pencils in 2 minutes. At mo...