Questions by Jakub Mach

Questions by Jakub Mach

A heat pump extracts 7.0 × 10⁶ J of heat per hour from a well at 280 K and delivers its output heat into a house at 320 K. If the heat pump uses an ideal Carnot cycle in its operation, what is the minimum

asked Dec 2, 2024

1 answer

5 votes

69.8k views

Who is called "the father of history"? Responses

asked Oct 15, 2024

2 answers

0 votes

101k views

This shared trait that has different importance in different cultures is known as a _____________

asked Sep 14, 2024

1 answer

0 votes

111k views

No matter which type of photo essay you capture, the individual photos must be technically and visually compelling, and able to be viewed on their own and make sense.

asked Dec 27, 2023

1 answer

1 vote

157k views

If triangle ABC was reflected over the y-axis, what would be the coordinates of B’? A) (4, 3) B) (-3, -4) C) (-4, -3) D) (3, 4)

asked Oct 18, 2023

2 answers

11 votes

131k views

The mean phone bill is $______The median phone bill is $______Determine the mode phone bill. Select the correct choice below and, if necessary, fill in the answer box to complete your choice.

asked Sep 4, 2023

1 answer

3 votes

135k views

58. sounds travels in the rock in the form of

asked Jun 17, 2023

1 answer

15 votes

152k views

Find the coordinates of the centroid of the triangle with the vertices at S(-2,3), T(6,7) and U(4,1)

asked Mar 21, 2023

1 answer

0 votes

146k views

HELP! 10 points! The average of Amy's, Ben's, and Chris's ages is 6. Four years ago, Chris was the same age as Amy is now. In four years, Ben's age will be 3/5 of Amy's age at that time. How many years

asked Oct 18, 2022

2 answers

24 votes

56.2k views

"First, I went to the wrong classroom for math.* What purpose does this sentence serve in the paragraph?

asked May 22, 2022

1 answer

3 votes

37.9k views

What is the answer please help me 15.5 × [(2 × 2.4) + 3.2] – 24 108 34 ÷ [(7.2 × 0.8) + 3.24] 9 4.4 + (4 × 14 + 8.6) 14 [6 × (3 × 8.3)] + 1.6

asked Mar 9, 2022

2 answers

11 votes

137k views

A recipe for chocolate chip cookies requires 6 cups of flour. This recipe serves 24 people, and you would like to make enough for 36 people. How many cups of flour do you need? Anyone know the steps to

asked Feb 25, 2022

2 answers

15 votes

6.9k views

A is a paid placement that appears in a search engines results page at or near the top of the results

asked Dec 26, 2021

1 answer

5 votes

93.8k views

PLEASE HELP! A candy dish at a restaurant has a strawberry candies out of a total of 15 candies the owner of the restaurant wants to add in strawberry candies to the dish so that the ratio of the strawberry

asked Dec 1, 2021

1 answer

0 votes

198k views

What is the purpose of a counterclaim in essay writing

asked Oct 18, 2021

1 answer

0 votes

197k views

A cherry tree is 6 meters tall and its shadow is 8 meters long. Nearby, a wooden column casts a shadow that is 12 meters long. How tall is the wooden column? Write your answer as a whole number or a decimal.

asked May 6, 2021

1 answer

4 votes

176k views

A bakery sells mocha cupcakes and chocolate cupcakes. It sold 300 cupcakes in a day, and 39% of them were chocolate. How many of the cupcakes sold that day were mocha?

asked Mar 4, 2021

1 answer

1 vote

49.8k views

2 1/2 divided by 1/10?? 5 divided by 1/10?? quick please help me!!!

asked Feb 17, 2021

2 answers

0 votes

51.7k views

What the correct answer now fast

asked Feb 4, 2021

1 answer

1 vote

178k views

Which is NOT a component of a relationaldatabase? 1 Entity 2 Table 3 Attribute 4 Hierarchy

asked Sep 3, 2020

1 answer

2 votes

121k views

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