Recent activity by Piotr Sarnacki

Recent activity by Piotr Sarnacki

Why is validity the most important part of test construction?

answered Dec 8, 2023

1 answer 21.4k views

Rewrite the following equation in slope-intercept form. 8x + 2y = 3 Write your answer using integers, proper fractions, and improper fractions in simplest form.

asked Nov 17, 2023

1 answer 649 views

Predict the shape of the molecule.

answered Nov 16, 2023

2 answers 60.7k views

What comes after the rising action?

answered Sep 11, 2023

1 answer 8.2k views

Explain whether the following could be true: In a survey of 223 students, 113 were taking algebra, 87 were taking biology, and 23 were taking neither of the two subjects.Choose the correct answer below

answered Aug 31, 2023

1 answer 116k views

Complete the statement. Explain why it is true. WU? X W Z

asked Apr 26, 2023

1 answer 17.4k views

Find the simple interest on $6000 invested for 8 years at 4%

answered Mar 31, 2023

1 answer 209k views

Artists generally know what critics will be looking for in their work. True False

asked Feb 22, 2023

1 answer 234k views

For her cell phone plan, Heather pays $30 per month plus $0.05 per text. She wants to keep her bill under $60 per month. Which inequality represents the number of texts, t, Heather can send each month

asked Jan 26, 2023

2 answers 16.5k views

6. Nathan buys packages of bacon. This chart shows the numbers of packages and the total cost to ship. Number of Packages Shipping Cost () 1 $8 2 $16 3 $24 4 $32 Which statement is true? A The data is

answered Nov 28, 2022

1 answer 72.2k views

5 red marbles 6 blue marbles 3 green marbles 4 black marbles 2 yellow marbles A marble will be drawn from the bag and replaced 100 times. What is a reasonable prediction for the number of times a green

answered Nov 3, 2022

1 answer 64.5k views

Can someone please help me with this math problem and please explain how you got your answer

answered Oct 9, 2022

2 answers 225k views

Hello again, last question i still need help!

answered Sep 10, 2022

1 answer 2.5k views

20(-1.5r +0.75) answer

asked Aug 18, 2022

2 answers 158k views

Which of following affects liquifaction of gases except (2 Points) Melting point Volume Temperature Pressure

asked Jun 21, 2022

1 answer 140k views

A car rental agency advertised renting. a car for $24.95 per day and $0.27 per mile. If Brad rents this car for 4 days, how many whole miles can he drive on a $200 budget?

answered Jun 14, 2022

2 answers 232k views

The perimeter of a rectangle is 162 inches. what are the dimensions of the rectangle if the length is 7 times than 3 times the width?

answered Jun 8, 2022

1 answer 199k views

Samantha buys a shirt that costs $28.50. She uses a 30% coupon. What will Samantha pay for the shirt?

asked Apr 12, 2022

1 answer 64.8k views

History of the holocaust! Please answer!

asked Mar 28, 2022

1 answer 206k views

You observe a car parked on the side of the road. If the car started to move, Which conclusion could you make? A. The forces were balanced when the car was parked, but one or more forces changed. The total

answered Mar 25, 2022

2 answers 144k views

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