## Question 1 (5 points)

Express 3.87 Ã— 10â€“3 in standard form.

Question 1 options:
 0.000387 387 0.00387 3,870

## Question 2 (5 points)

Write the expression using exponents.

(â€“5) â€¢ (â€“5) â€¢ a â€¢ a â€¢ a â€¢ (m + 3) â€¢ (m + 3)

Question 2 options:
 ((â€“5) â€¢ a â€¢ (m + 3))7 (â€“5)2a3(m + 3)2 2 â€¢ (â€“5) + 3 â€¢ a + 2 â€¢ (m + 3) (â€“5)2 + a3 + (m + 3)2

## Question 3 (5 points)

Evaluate the expression. Express the result in scientific notation. Question 3 options:    ## Question 4 (5 points)

Write each expression using a positive exponent. Question 4 options:    ## Question 5 (5 points)

Find the product or quotient. Express using positive exponents. Question 5 options:   1

## Question 6 (5 points)

Evaluate if b = â€“3.

Question 6 options:
 â€“212 â€“500 â€“60 â€“860

## Question 7 (5 points)

Evaluate the expression. Express the result in scientific notation.

(9.08 Ã— 10
6) â€“ (2.25 Ã— 10
5)

Question 7 options:  â€“  ## Question 8 (5 points)

Find the product or quotient. Express using positive exponents. Question 8 options:    ## Question 9 (5 points)

Find the product or quotient. Express using positive exponents.

(â€“3
m
6)(6
m
5)

Question 9 options:
 â€“18m1 â€“3m30 6m11 â€“18m11

## Question 10 (5 points)

Evaluate x â€“ y2 if x = 8 and y = 3.

Question 10 options:
 2 509 25 â€“1

## Question 11 (5 points)

Order each set of numbers from greatest to least. , 3.6, Question 11 options: , 3.6,  , , 3.6 , 3.6, 3.6, , ## Question 12 (5 points)

The table shows the populations of the worldâ€™s most populous countries. Rank the countries in order from most populous to least populous.

 2003 Population Country Population USA China India Question 12 options:
 USA, China, India USA, India, China India, China, USA China, India, USA

## Question 13 (5 points)

Estimate each cube root to the nearest whole number. Do not use a calculator. Question 13 options:
 8 9 7 21

## Question 14 (5 points)

Evaluate the expression. Express the result in scientific notation.

(9.51 Ã— 10
4) + (1.96 Ã— 10
5)

Question 14 options: â€“   ## Question 15 (5 points)

Write the expression using exponents.

(â€“5)(-5)(-5)(-5)(-5)(-5)(-5)(6)(6)(6)

Question 15 options:
 (â€“5 + 7) â€¢ (6 + 3) (â€“5 Ã— 7) â€¢ (6 Ã— 3) (7)â€“5 â€¢ (3)6 (â€“5)7 â€¢ (6)3

## Question 16 (5 points)

Find the square root, if possible.

â€“ Question 16 options:
 â€“11 not possible 110 â€“60.5

## Question 17 (5 points)

Evaluate 5x if x = â€“5.

Question 17 options: â€“25 â€“3125 ## Question 18 (5 points)

Erupting volcanoes are categorized by the volume of lava they emit. The greater the volume of lava, the more severe the volcano. The table shows the Volcanic Explosivity Index (VEI) for five categories of volcanoes. Rank the VEIs in order from the least destructive to the most severe.

 Volcanic Explosivity Index VEI Volume (m3) 0 1 2 3 4 Question 18 options:
 1, 3, 4, 0, 2 4, 3, 2, 1, 0 3, 2, 0, 4, 1 0, 1, 2, 3, 4

## Question 19 (5 points)

Evaluate if m = â€“4 and n = â€“2.

Question 19 options: 18 216

## Question 20 (5 points)

Replace the with <, >, or = to make a true statement.   Question 20 options: >  =  <  > ##### Do you need a similar assignment done for you from scratch? We have qualified writers to help you. We assure you an A+ quality paper that is free from plagiarism. Order now for an Amazing Discount! Use Discount Code “Newclient” for a 15% Discount!NB: We do not resell papers. Upon ordering, we do an original paper exclusively for you.  