von

Most popular questions and responses by von
1. dynamics of rigid bodies

1. An elevator weighing 15 kN starts from rest and acquires an upward velocity of 3 m/sec. in a distance of 6 m. If the acceleration is constant, what is the tension in the cable? 2. A man weighing 70 kg is in an elevator moving upward with an acceleration

2. Math

Ali reads a story and a play. The play has 165 pages, which is 5 times as many pages as the story. Which equation could you use to find s, the number of pages in the story?

3. Math

. Identify each expression as a numerical expression or a variable expression. For a variable expression, name the variable. d + 43 - 9

4. Math

The ratio of girls to boys is 3 to 5. If there are 20 more girls than boys, how many total students are there? How do I start this? Thanks

5. Math

A number, containing no zeros, changed to 310,000 after it was rounded. To what place was the number rounded? Explain how you know. This is the question my 4th grader has on a homework assignment. I'm lost on the question and she states she doesn't know

6. Math

A computer company gives a discount of 10% off of the marked price on a new piece of software. If it makes a profit of 11% on this sale, what percent does the marked price exceed the cost price?

7. Math

The ratio of boys to girls is 3 to 7. If there are 20 more girls than boys, how many boys are there?

364 plus 519 round each number the greatest place value to estimate the sum of:

9. comp

compare a smart UPS to one that does not interface with a PC but otherwise has similar ratings

10. work

1. You are a member of Special Troop Battalion, 3d BCT, 10th Mountain Division. Your battalion will deploy to Iraq within six months. The battalion commander approved your unit’s METL. The METL identifies critical tasks for each platoon and now it is

11. computer

describe two ways to troubleshoot a PC connection that has lost contact with the network

12. chemistry help

enzymes and substrates overall reaction: S -> P step 1: E + S -> ES fast step 2: ES -> E + S fast step 3: ES -> E + P slow what is the order of the reaction in E and what is the order of reaction in S?

13. geometry 2

If a rectangle has an area of 132 square units and a length of 11 units, what is its width? If necessary, round your answer to two decimal places.

14. english

was he a good leader to everyone when he was young?

1. History

what do you need?

posted on May 1, 2019
2. Math

But the ratio is girls to boys 3:5

posted on October 11, 2016