Questions by Jian Guo

Questions by Jian Guo

Replacing standard incandescent light bulbs with energy-efficient compact fluorescent lightbulbs can save a lot of energy. Calculate the amount of energy saved over 10 h when one 60 W incandescent lightbulb

asked Oct 26, 2023

1 answer

3 votes

64.2k views

A train accelerates at a rate of 4.5 meters/s squared. If it starts its acceleration at 15 m/s how far has it gone after 10 seconds?

asked Jul 12, 2023

1 answer

3 votes

230k views

GRAPHS AND FUNCTIONSambining functions to write a new function that models a real-

asked Jul 2, 2023

1 answer

3 votes

18.5k views

Solve for x. 8x2 + 5 = 35 Round to the nearest hundredth. Enter your answers in the boxes. The solutions are approximately and

asked Apr 23, 2023

1 answer

8 votes

146k views

If you place a 21-foot ladder against the top of a building and the bottom of the ladder is 12 feet from the bottom of the building, how tall is the building? Round to the nearest tenth of a foot.

asked Feb 13, 2023

1 answer

2 votes

104k views

Hello can you help me with this please. The median of number 2 not 1 is it 90

asked Jan 16, 2023

1 answer

1 vote

131k views

Please Give a detailed explanation on F1 F2 generation, Self , cross breeding results etc.. please....

asked Aug 17, 2022

1 answer

13 votes

7.7k views

Which expression is an equivalent expression for 2(6y – 4)? A. 8x – 2 B. 12y – 8 C. 8y D. 12y + 4

asked Jul 23, 2022

1 answer

3 votes

151k views

X/4 = 5/6 WHAT DOES X EQUAL!!!??? am confused...help pwease

asked Apr 20, 2022

1 answer

3 votes

38.9k views

A chemical reaction that releases heat to the surroundings is said to be __________ and has a __________ ΔH at constant pressure.

asked Nov 24, 2021

1 answer

5 votes

209k views

What is an equation of a circle with center (−2, −1) and radius 3?

asked Oct 15, 2021

1 answer

1 vote

43.0k views

Journalizing treasury stock transactions and reporting stockholders’ equitySouthern Amusements Corporation had the following stockholders’ equity on November 30:On December 30, Southern purchased 200 shares

asked Oct 9, 2021

1 answer

0 votes

30.3k views

During second period, Andrew completed a grammar worksheet. Of the 32 questions, Andrew got 50% right. How many questions did Andrew get right?

asked Oct 9, 2021

1 answer

5 votes

187k views

What is the main pressure that purchasing professionals feel from internal customers—especially senior management—when making purchasing decisions? a. Selecting qualified suppliers b. Cutting costs c.

asked Sep 13, 2021

1 answer

2 votes

22.8k views

Why do you think the writings of Voltaire, Rousseau, and other philosophes influenced the members of the Third Estate more than those of the First and Second Estates

asked Feb 24, 2021

1 answer

0 votes

47.6k views

The pizza shown has a radius of 14 cm. What is the approximate area of the pizza? (Use 3.14 for .) A. 615.44 cm? B. 43.96 cm? 87.92 cm 1.230.88 cm?

asked Feb 7, 2021

1 answer

0 votes

46.9k views

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