Questions by Mehrdad Safa

Questions by Mehrdad Safa

What’s the area of a circle with the diameter of 3/4 (0.75)

asked Oct 2, 2020

1 answer

3 votes

126k views

What is a system of too much stress over a long period of time

asked Sep 2, 2020

2 answers

2 votes

101k views

5×67= a. (67×10)÷2 b. (67x2)+(67×2) c. (6 ×7)×5 d.(5×6)+(5×7)

asked Apr 2, 2020

1 answer

0 votes

80.2k views

Which values are in the solution set of (1-2x = 9? Check all that apply. A) X= 5 B) x=4 C) x = 0 OD X = -4 E) X=-5 OF) The equation has no solutions.

asked Mar 22, 2020

1 answer

0 votes

192k views

At the all school play, the ratio of pepperoni pizzas to cheese pizzas was 4:5 . If there were 200 cheese pizzas, how many pepperoni pizzas would there be ?

asked Jan 17, 2020

2 answers

2 votes

183k views

List the types of sentences

asked Dec 10, 2019

1 answer

2 votes

219k views

What does it mean for a population to be in Hardy Weinberg equilibrium ?

asked Sep 18, 2019

1 answer

4 votes

106k views

Excerpt from "Frithiof the Bold" by Logan Marshall How does Frithiof’s decision not to take King Sigurd Ring’s life when he has the opportunity affect the plot of the story? A.)The king eventually dies

asked Sep 4, 2019

2 answers

4 votes

71.4k views

n the periodic table, the atomic mass of oxygen is listed as 15.9994 amu. Based on this, one can deduce that the most common ____________ of oxygen contains a total number of protons plus neutrons equalling

asked Jun 24, 2019

2 answers

2 votes

141k views

Which is TRUE about physical changes but not chemical changes? A. new substances are sometimes formed B. no new substances are formed C. there is rarely visible evidence of the change D. the change is

asked Apr 19, 2019

1 answer

3 votes

169k views

Which term is best defined as heat transfer that occurs when warm particles move in currents? A. evaporation B. convection C. conduction D. radiation

asked Mar 10, 2019

1 answer

0 votes

109k views

what role does molecular evidence play in determining how closely two species are related to each other?

asked Dec 2, 2018

1 answer

3 votes

15.8k views

a form of an independant word thant can be joined with affixes, words, or other of its own kind os called a _____ form.

asked Aug 22, 2018

2 answers

3 votes

47.8k views

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