1

JEE Main 2021 (Online) 25th February Morning Shift

Numerical

+4

-1

Let A

_{1}, A_{2}, A_{3}, ....... be squares such that for each n $$ \ge $$ 1, the length of the side of A_{n}equals the length of diagonal of A_{n+1}. If the length of A_{1}is 12 cm, then the smallest value of n for which area of A_{n}is less than one, is __________.Your input ____

2

JEE Main 2021 (Online) 24th February Evening Shift

Numerical

+4

-1

The sum of first four terms of a geometric progression (G. P.) is $${{65} \over {12}}$$ and the sum of their respective reciprocals is $${{65} \over {18}}$$. If the product of first three terms of the G.P. is 1, and the third term is $$\alpha$$, then 2$$\alpha$$ is _________.

Your input ____

3

JEE Main 2020 (Online) 3rd September Evening Slot

Numerical

+4

-0

If m arithmetic means (A.Ms) and three
geometric means (G.Ms) are inserted between
3 and 243 such that 4

^{th}A.M. is equal to 2^{nd}G.M., then m is equal to _________ .Your input ____

4

JEE Main 2020 (Online) 3rd September Morning Slot

Numerical

+4

-0

The value of $${\left( {0.16} \right)^{{{\log }_{2.5}}\left( {{1 \over 3} + {1 \over {{3^2}}} + ....to\,\infty } \right)}}$$ is equal to ______.

Your input ____

Questions Asked from Sequences and Series (Numerical)

Number in Brackets after Paper Indicates No. of Questions

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