Rashi goes to grocery shop for purchasing some glass for gifting in
a party. She observed the jars are arranged one above the other in
specific pattern. Observe the figure and on the bases of the figure
give answers of the following questions.
(i) If the arrangement of jars in numbers form the Arithmetic
Progression, then total number of jars in first three rows from the
top are _____
(a) 18
(b) 24
(c) 57
(d) 35
(ii) If there are hundred such rows . then how many jars will be in the
56th
row
(a) 200
(b) 168
(c) 300
(d) 303
(iii) If on the top, the shopkeeper puts two more rows having jars 2 and 1
respectively, will it be an arithmetic sequence?
(a) Yes, the common difference between each row is the same.
(b) No, the common difference between each row is not the same
(c) Yes, because the common difference between each row is not same
(d) No, because the common difference between each row is the same
(iv) Rashi asked the shopkeeper to
pack it in the same fashion as it
was displayed shopkeeper used
a box of dimensions as shown.
Front face of the box is an
equilateral triangle, the capacity
of the box used ________
(a) 480 X√3 cubic cm
(b) 240 X√3 cubic cm
(c) 2880 X√3 cubic cm
(d) 1440 X√3 cubic cm
(v) Rashi asked the shopkeeper to wrap it with gift paper, the total
surface area of the paper used ______
(a) √3 X 12 X 24 + 30 X 24 Sq.cm
(b) 3.14X 12 X 24 + 30 X 24 Sq.cm
(c) 1.41 X 12 X 24 + 30 X 24 Sq.cm
(d) √3 X 24 X 24 + 30 X 24 Sq.cm
Answers
Answered by
1
Answer:
18
303
B
D
Step-by-step explanation:
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