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vedant khatri from G D Goenka Public School Bareilly, bareilly

Subject :ICSO Class : Class 8

In the given question, one term in the number series is wrong. Find out the wrong term.
5, 27, 61, 122, 213, 340, 509

A27
B61
C122
D509

Ans 1:

Shivank Goyal from DPS Greater Faridabad, FARIDABAD

It's B as all are squares of no and then plus some number....But 61 is becoming minus from 64 which root is 8

Ani from St anslem, Jaipur

answer is (a)27 because in all of these there should be 3 added to each to form the cube of a specific number

from Bhandari Public School, KHANDWA

Yes! Ans. 2 is correct. Don't trust the Ans. 1; it's wrong

apra from dps, Noida

testing