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If a clock strikes once at 12 AM, twice at 1 AM, trice at 3 AM, and so on, how many times will it be struck in the course of 3 days?

I want to change the language of mock test if it is possible or not please help me

short trick for (21.35)^2

how change language of mock test

if. 47.2506= 4A +7/B+2C+5/D+6E
then. 5A +3B+6C+D+3E= ?

Find the last two digits of 6^11^7?please provide the solution

A liquid contains a mixture of two liquids A and B in the ratio 7:5.
When 9 litres of mixture are drawn off and the can is filled with B. the ratio of A and B becomes 7:9.
Litres of liquid A contained by the can initially was?

Why I can't see my current IBPS RRB CLERK mock tests purchase, please clear the issue soon!

if sin^8 θ + cos^8 θ - 1 = 0, then what is the value of cos^2 θ sin^2 θ (if θ ≠ 0 or π/2)?

what is rd?