Questions by Knack

Questions by Knack

Bicyclists should use their arms to signal to other motorists when they are going to make a turn, or when they are slowing or stopping.

asked Jul 14, 2023

2 answers

1 vote

17.5k views

John swam 8 kilometers against the current in the same amount of time it took him to swim 16 kilometers with the current. The rate of the current was 1 kilometer per hr. How fast would John swim if there

asked Jun 18, 2023

1 answer

3 votes

174k views

Which of the following is the measure of ZRCP? P 11 D 11 33 R A. 90° B. 1000 C. 339 D.66

asked Dec 16, 2022

1 answer

1 vote

109k views

The function f(x) = −x2 + 18x − 72 models the daily profit, in dollars, a gym makes for selling memberships, where x is the number of memberships sold, and f(x) is the amount of profit. Part A: Determine

asked Aug 10, 2022

1 answer

2 votes

113k views

Jason inherited a piece of land from his great-uncle. Owners in the area claim that there is a 45% chance that the land has oil. Jason decides to test the land for oil. He buys a kit that claims to have

asked Jun 8, 2022

2 answers

3 votes

147k views

According to kelper, which planet travels the fastest. 1. Earth 2. Jupiter 3. Mercury 4. Neptune

asked Apr 8, 2022

1 answer

15 votes

24.2k views

You are having a pizza-making party. You will need 6 ounces of dough and 4 ounces of sauce for each person at the party (including yourself, the host). Once you have a total count of guests, you buy exactly

asked Mar 21, 2022

1 answer

5 votes

10.6k views

Is a penny a conductor or insulator

asked Sep 25, 2021

2 answers

2 votes

10.1k views

The value x is Please help I’m stuck

asked Jul 10, 2021

1 answer

3 votes

186k views

Choose the best word to complete the sentence. No___ por mi. (Don’t suffer for me) A)sufre B)sufras C)sufres D)sufren

asked Mar 2, 2021

2 answers

3 votes

160k views

How do you think your friendships have been affected by digital devices and social media?

asked Jan 14, 2021

1 answer

4 votes

214k views

The thermal efficiency of a reversible power cycle operating between hot and cold reservoirs is 20%. Evaluate the coefficient of performance of (a) a reversible refrigeration cycle operating between the

asked Nov 3, 2020

1 answer

0 votes

170k views

Given: measure of arc ED = 50° m∠EDK = 80° Find: ∠DSK

asked Mar 18, 2020

1 answer

0 votes

9.6k views

Solve using proper scientific notation: (use a ^ for the exponent) (1.26 x 104 kg) + (2.5 x 106 g) = ____________________ in kg ?

asked Feb 12, 2020

1 answer

5 votes

166k views

Completely factor the expression -18p-9

asked Feb 26, 2019

1 answer

4 votes

215k views

0-0.................................

asked Jan 22, 2019

2 answers

1 vote

218k views

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