**Question 13**

**What is the ratio of the number of tornados in 2008 to those in 2005?**

**A. 1.36:1**

B. 1:1.28

C. 0.78:1

D. 1.26:1

E. 3.1:2

Correct answer: B

What is the ratio of the number of tornados in 2008 to those in 2005?

Explanation

Number of tornados in 2008 to those in 2005 is

= 297: 380

= 1: 1.28

**Question 14**

**By what percentage did the number of tornados increase between 2005 and 2006?**

**A. 79%**

B. 26%

C. 126%

D. 99%

E. 44%

Correct answer: B

By what percentage did the number of tornados increase between 2005 and 2006?

Explanation

Tornados in 2006 = 479

Tornados in 2005 = 380

Increase between 2005 and 2006 = (479 -380)/380 x 100

= 26%

**Question 15**

**What percentage of the tornados in 2007 had an intensity of 73-112?**

**A. 24%**

B. 39%

C. 20%

D. 25%

E. 18%

Correct answer: A

What percentage of the tornados in 2007 had an intensity of 73-112?

Explanation

2007 tornado with intensity of 73 -112 = 103

Total tornados in 2007 = 427

% of tornados in 2007 that had an intensity of 73-112 =

(103/427) x 100

= 24%

**NEXT QUESTIONS>>>>**

## No comments:

Post a Comment