7th grade math worksheet 8 :
Here we are going to see 10 practice questions of mixed topics. We have been preparing this set of questions in order to test how you understood the topics.
Question 1 :
The unit digit of 1317 + 1713 is
(A) 0 (B) 9 (C) 1
Question 2 :
If the diameter of a circle is 376216 inches, using the approximation π = 3:14, compute the ratio of the its area, in square inches, to its circumference in inch.
(A) 94054:5 (B) 94554:1 (C) 94054:1
Question 3 :
If 1/7 is written in decimal form, then the 100th digit after the decimal point is
(A) 8 (B) 3 (C) 7
Question 4 :
The length of the two parallel sides of a trapezium are 15 cm and 10 cm. If its area is 100 sq. cm. Find the distance between the parallel sides.
(A) 12 cm (B) 16 cm (C) 8 cm
Question 5 :
.If a, b, and c are nonzero numbers satisfying 3a = 4b and 5b = 6c, what is c/(a + b) ?
(A) 5/14 (B) 3/10 (C) 2/19
Question 6 :
The radii of two spheres are of 2 and 6, then the ratio of the volume of the larger sphere to the volume of the smaller sphere is
(A) 1 : 27 (B) 2 : 15 (C) 5 : 14
Question 7 :
If P be the product of the first nine multiples of 19 (i.e. P = 19x38x57……….152x171). What is the unit digit of P?
(A) 5 (B) 9 (C) 0
Question 8 :
Find the perimeter of the rectangle whose length is 5cm and breadth is 3 cm.
(A) 10 cm (B) 16 cm (C) 15 cm
Question 9 :
What is the value of 1 + 3 + 5 +…………………… + 195 + 197 + 199?
(A) 10500 (B) 10001 (C) 10000
Question 10 :
The number of positive divisors of 120 are divisible by 4 are
(A) 7 (B) 3 (C) 8
(2) 94054 : 1
(3) 8 is the 100th digit
(4) 8 cm
(8) 15 cm
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