Mathematics, 23.02.2021 01:00 azaz1819

three postal workers can sort a stack of mail in 30 minutes, 30 minutes, and 60 minutes, respectively. find how long it takes them to sort the mail if all three work together.

Answers: 3

Show answers

Another question on Mathematics

Mathematics, 21.06.2019 14:00

Rewrite the following without an exponent. (5/8)-1

Answers: 1

Answer

Mathematics, 21.06.2019 21:20

Which of the following can be used to explain a statement in a geometric proof?

Answers: 2

Answer

Mathematics, 21.06.2019 21:50

What is the 17th term in the arithmetic sequence in which a6 is 101 and a9 is 83

Answers: 3

Answer

Mathematics, 21.06.2019 23:30

The volume of a box varies directly with its length if a box in the group has a length of 30inches and k=24 what is its volume

Answers: 1

Answer

You know the right answer?

three postal workers can sort a stack of mail in 30 minutes, 30 minutes, and 60 minutes, respectivel...

Questions

English, 13.09.2019 00:10

20. what does wiglaf find in the dragon's cave...

Biology, 13.09.2019 00:10

Explain how mutations in the photoreceptor genes result in different vision defects....

Biology, 13.09.2019 00:10

Identify all the amino acid-specifying codons where a point mutation (a single base change) could generate a nonsense codon....

Mathematics, 13.09.2019 00:10

Clavins home is located at the midpoint between fast pizza and pizza now, fast pizza is a quarter mile away from calvins home. how far away is pizza n...

Biology, 13.09.2019 00:10

In studying normal and mutant forms of a particular human enzyme, a geneticist came across a particularly interesting mutant form of the enzyme. the n...

Engineering, 13.09.2019 00:10

Heating of oil by air. a flow of 2200 lbm/h of hydrocarbon oil at 100°f enters a heat exchanger, where it is heated to 150°f by hot air. the hot air e...

Biology, 13.09.2019 00:10

How would the artificial mrna 5'..gugugugu'.. code? (a). two-base, not overlapping (b). two-base, overlapping (c). three-base, not overlapping d. thr...

Mathematics, 13.09.2019 00:10

At a resting pulse rate of 75 beats per minute, the human heart typically pumps about 73 ml of blood per beat. blood has a density of 1060 kg/m3. circ...

Medicine, 13.09.2019 00:10

You are talking with a friend who has recently started an exercise regimen, and they comment that they are planning to quit because they experience mu...

Mathematics, 13.09.2019 00:10

Letf(x, y) be the statement "xcan fooly," where the domain consists of all people ofthe world. use quantifiers to express each of these statements.(a)...

Business, 13.09.2019 00:10

Yield to maturity and call with semiannual payments thatcher corporation's bonds will mature in 12 years. the bonds have a face value of $1,000 and an...

Engineering, 13.09.2019 00:10

An open vat in a food processing plant contains 500 l of water at 20°c and atmospheric pressure. if the water is heated to 80°c, what will be the perc...

Business, 13.09.2019 00:10

Which of the following errors would cause the adjusted trial balance to be unequal? a. the adjustment for prepaid insurance was omitted. b. the adjus...

Biology, 13.09.2019 00:10

How many possible open reading frames (frames without stop codons) are there that extend through the following sequence? 5' 3' 3' 5'...

Business, 13.09.2019 00:10

Ruff, inc. makes dog food out of chicken and grain. chicken has 10 grams of protein and 5 grams of fat per ounce, and grain has 2 grams of protein and...

Physics, 13.09.2019 00:10

How much ice at a temperature of -16.5 ∘c must be dropped into the water so that the final temperature of the system will be 26.0 ∘c ? take the speci...

Mathematics, 13.09.2019 00:10

If we have a 90% confidence interval for a population parameter, then a. 10% of the time, the population parameter will lie outside of the interval. b...

Chemistry, 13.09.2019 00:10

The silver nitrate in 20.00 ml of a certain solution was allowed to react with sodium chloride according to the following equation agno3 + nacl yields...

Biology, 13.09.2019 00:10

The amino acid sequence of part of a protein has been determined: n…gly ala pro arg lys…c a mutation has been induced in the gene encoding this prote...

Mathematics, 13.09.2019 00:10

Two trains travel at right angles to each other after leaving the same train station at the same time. two hours later they are 65.30 miles apart. if...

More questions: Mathematics Another questions