" Which term of the progression "18,-12,8,...." is "(512)/(729)?

Which term of the progression 18 ,-12 ,8, i s(512)/(729)?

Which term of the progression 2, 8, 32,… is 131072 ?

Which term of the sequence 18, -12, 8 ,….is (512)/(729) ?

For the A.P. 3, 8, 13, 18, ... Which term of the progression is 78?

Which term of the progression sqrt(3),3,3sqrt(3)... is 729 ?

Which term of the progression sqrt(3),3,3sqrt(3)... is 729 ?

" Which term of the progression "19,18(1)/(5),17(2)/(5)," ,......is the first negative term? "

(a) Which term of the progression 4 + 8 + 12 + ... is 76 ? (b) Which term of the progression 36 + 33 + 30 + ... is zero ? (c) Which term of the progression (3)/(4)+1+(5)/(4)+..." is "12?

(a) Which term of the progression 4 + 8 + 12 + ... is 76 ? (b) Which term of the progression 36 + 33 + 30 + ... is zero ? (c) Which term of the progression (3)/(4)+1+(5)/(4)+..." is "12?

Find the 6th term of the progression 2, 6, 18,….