8th Grade Worksheet12





In this 8th grade worksheet12, you can find 10 problems on math which are in the level of 8 th grade

1.Find the value of 2x-3y, if 4x2-9y2=15 and 2x+3y=3.

(A) 5
(B) 2
(C) 1




2.The weather forecast says that there is a 3/5 chance of rain on any given day. What is the probability it will rain at least once over the next four days?



(A) 55/625
(B) 609/625
(C) 100/630




3.Find the value of log327.



(A) 0
(B) 3
(C) 9




4.Find the sum of the first 20 terms of the Arithmetic sequence 5, 10, 15, …….



(A) 1050
(B) 1500
(C) 1200




5.The number of positive integers which divide 23 are



(A) 1
(B) 2
(C) 5




6.Find the value of (-2009)x 2008+ 2008x2009 .



(A) -2009
(B) 0
(C) 2008




7.James, Dyane, and Kevin each have x buttons. James gives 12 buttons to Dyane who now has 6 less than twice the number of buttons James has. Kevin then gives y buttons to Dyane who now has 20 buttons more than Kevin has. Kevin then gives y more buttons to James, who now has the same number of buttons as Kevin. How many buttons does David have now?



(A) 58
(B) 107
(C) 48




8.The length of the line which is from center to circumference of the circle is 7. What is the perimeter of the circle?



(A) 22
(B) 44
(C) 30




9.While trying to calculate the sum 21 + 22 + 23 + 24 + 25 + 26 + 27 + 28 + 29, Cameroon forgets to take into account one plus sign, getting 2601 as his result. If he forgot the plus sign between 2a and 2b (where a and b are the ones digit of the two digit number), find a + b where a and b are consecutive integers between 1 and 9 inclusive.



(A) 9
(B) 6
(C) 5




10. A polynomial of fourth degree passes through the points (0,0),(1,0), (2,0), (3,0) and (4,1) What is the value of the polynomial at x = 5?



(A) 5
(B) 3
(C) 1


These are the questions on math prepared in 8th grade worksheet12 based on the curriculum of 8th grade.Like this 8th grade worksheet12 we have given more and more worksheets.


Answers

1. 5

2. 609/625

3. 3

4. 1050

5. 2

6. 0

7. 58

8. 44

9. 9

10. 5

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