What is the sum of first 30 natural numb...

What is the sum of first 30 natural numbers? a)`464` b)`465` c)`462` d)`461`

A

464

B

465

C

462

D

461

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The correct Answer is:

b

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TARGET PUBLICATION-ARITHMETIC PROGRESSION -PRACTICE SET 3.5

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First four terms of an A.P are…………, whose first term is -2 and common ...
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What is the sum of first 30 natural numbers? a)464 b)465 c)462 d)461
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For a given AP, a=3.5, d=0, n=101 then tn=………. a)0 b)103.5 c)104.5 d)...
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In an A.P, first two terms are -3, 4, then 21st term is……….a)-143 b)14...
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If for an A.P, d=5 then t18-t13=……………a)5 b)20 c)25 d30
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Sum of first five multiples of 3 is……a)45 b)15 c)55 d)35
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15, 10, 5,…… In this A.P the sum of first 10 terms is…..a)-75 b)-125 c...
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In an A.P, 1st term is 1 and the last term is 20.The sum of all terms ...
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Find the 4th term from the end in an A.P, -11,-8,-5,….,49
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In an A.P 10th term is 46, sum of 5th term and 7th term is 52. Find th...
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An A.P has its 4th term as -15 and 9th term as -30. Find the sum of fi...
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If sum of 3rd and 8th term of an A.P is 7 and sum of 7th and 14th term...
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In an A.P, first term is -5 and last term is 45. If sum of all the num...
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Sum of 1 to n natural numbers is 36. Find the value of n.
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There are 37 terms in an A.P. The sum of three terms placed exactly at...
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If first term of an A.P is a, second term is b and last term is c, the...
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