Mathematics, 14.12.2021 07:40 brevinsparks4

A special drill is used at a construction site to dig holes. A hole is dug to a depth of 2.75 feet when the drill hits rock. The progress slows to 5/6 feet per hour of digging. The depth of the hole must be at least 10 1/2 feet by the end of the day to stay on schedule. What is the minimum amount of time the drill must continue at its present rate to complete the hole on schedule? Select from the drop-down menus to correctly complete the statement.

Answers: 1

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 18:00, terrell31

Compare the cost of the bike trips from the two companies shown. for both the cost in a linear function of the number of days which statements is true

Answers: 2

continue

Mathematics, 21.06.2019 19:00, adrianwoods1507

1c) the number 131 is a term in the sequence defined by the explicit rule f(n)=5n-4. which term in the sequence is 131? 2a) write the first four terms of the function f(n)=n^2-1 2b) what is the 10th term of the sequence defined by the explicit rule f(n)=n^2-1 2c) the number 224 is a term in the sequence defined by the explicit rule f(n)=n^2-1. which term in the sequence is 224?

Answers: 2

continue

Mathematics, 21.06.2019 20:00, andrejr0330jr

I’m stuck on this equation, anyone got the answer?

Answers: 1

continue

Mathematics, 21.06.2019 22:00, goodperson21

White shapes and black shapes are used in a game. some of the shapes are circles. while the rest are squares. the ratio of the number of white shapes to the number of black shapes is 5: 11. the ratio of the number of white cicrles to the number of white squares is 3: 7. the ratio of the number of black circles to the number of black squres is 3: 8. work out what fraction of all the shapes are circles.

Answers: 2

continue

You know the right answer?

A special drill is used at a construction site to dig holes. A hole is dug to a depth of 2.75 feet w...