Recent activity by Alexander Cogneau

Recent activity by Alexander Cogneau

A 1,500-gallon tank contains 200 gallons of water. Water begins to run into the tank at the rate of 75 gallons per hour. When will the tank be full but not overflowing?

asked Dec 14, 2023

1 answer 145k views

if (2)/(x + 1) + (8)/(y - 3) = (10)/(3)and (4)/(x + 1) - (2)/(y - 3) = (2)/(3) what is the value of x + y?

asked Nov 7, 2023

1 answer 403 views

Calculate 3.7*10^4+5.248*10^5 Write your answer in scientific notation.

asked Sep 16, 2023

2 answers 49.0k views

Draw something like this

answered Aug 19, 2023

2 answers 177k views

Given z1 = 12(cos 30° + i sin 30°) and z2 = 4(cos 240° + i sin 240°), what is z1z2?

asked Apr 27, 2023

1 answer 121k views

How many significant figures do the following numbers have?1) 4.150 x 10-4

answered Apr 22, 2023

1 answer 216k views

I need step by step written answer for this

answered Mar 7, 2023

2 answers 130k views

A good example of a present day passive continental margins is the

asked Feb 2, 2023

1 answer 111k views

HELPPPP Which point of view does this illustration represent? Unions are helpful because they provide protection for workers. Unions are harmful because they encourage violence. Workers should oppose unions

answered Dec 29, 2022

2 answers 117k views

The middle school soccer team is selling t-shirts for $15.50 each to raise money for new uniforms. They have already sold 25 t-shirts. If they need to raise a total of at least $1000, how many more t-shirts

answered Dec 29, 2022

2 answers 97.4k views

Sarah and Bryan went shopping and spent a total of $47.50. Bryan spent $15.50 less than Sarah spent. How much did Bryan spend?

answered Dec 23, 2022

1 answer 144k views

What’s the answers to the answers

answered Dec 6, 2022

2 answers 73.8k views

in a company, 60 of the workers are women. if 1560 people work for the company who aren't women, how many workers there in all

answered Sep 24, 2022

1 answer 32.9k views

A spherical cell has a radius of 2.3 μm , and the phospholipid bilayer that constitutes its membrane has a thickness of 3.75 nm . At its normal resting state, the outer membrane is at a voltage of 0V,

answered Sep 16, 2022

1 answer 162k views

Does breathing through your mouth change your face?

answered Aug 28, 2022

1 answer 138k views

7. What volume does a sample of 1.5 x 1023 atoms of helium at STP represent? a) 5.6 liters b) 11.2 liters c) 17.8 liters d) 22.4 liters

answered Jul 29, 2022

1 answer 84.8k views

Whitch number is both a multiple of 6 and a factor of 60 A.10 B.12 C.15 D.20

asked Jul 7, 2022

2 answers 94.3k views

True or false, transport proteins are used when things are too big to pass through the cell membrane.

answered Apr 13, 2022

1 answer 1.2k views

What detail of Salamanca’s architecture makes it stand out from Celebrating María Grever in Spain. A. The Roman architecture B. The castles C. The sandstone architecture

asked Mar 26, 2022

2 answers 113k views

Two students are comparing scientific experiments to investigations. They came up with the following ideas. Student A: Testing plant growth in different types of soils Student B: Comparing the water level

asked Mar 11, 2022

2 answers 44.1k views

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