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Start learning 50% faster. Sign in nowHere 1st term = a = 54 (which is the 1st term greater than 50 that is divisible by 6) The last term less than 200, which is divisible by 6 is 198 The number of terms in the in the AP; 54, 60, 66……..198 Here a = 54, d = 6 and number of terms = (198 – 54)/6 + 1 = 25 Sn = {n/2} [2a + (n – 1)d)] Sn = (25/2) [(2 x 54) + (24 x 6)] Sn = 3150
If log 2 = 0.3210 and log 3 = 0.4661, the value of log5 1024 is:
If sinθ = 3/5 and θ is an acute angle, find cos θ.
A and B together can complete a task in 12 days. B alone can complete it in 20 days. How long will it take A to complete the task if he works alone?
A share is to be distributed among A, B, C, D in the ratio 7 : 5 : 4 : 2. If C gets Rs 500 more than D, what will be the share of B?
The average of 26 numbers is 45. If 4 is added to each number, then the new average will be:
A company earns ₹3000 from selling 200 units of a product. If the fixed cost is ₹1000 and the variable cost per unit is ₹5, what is the profit or ...
Two pipes can fill a tank in 10 hours and 12 hours, respectively, while a third pipe can empty it in 20 hours. If all the three pipes are opened simulta...
Evaluate the area under y = 2x + 1 between x = 0 and x = 3:
"Arjun" can complete a task on his own in 20 days. "Bhuvan" requires 5 days more than "Chirag" to finish the same task, where "Ch...
Pipe P can fill a tank by itself in 16 hours, while pipe R can empty the tank in 36 hours when it is full. Together, pipes P and ...
