Question

6, 12, 21, ___, 48
options :
a) 33
b) 40
c) 45
d) 38​

Answer 1

a. 33 is right

if uh carefully observe the pattern,

uh will notice that the multiples of 3 is added to each no. i.e

6+6 = 12

6+6+9=21

6+6+9+12=33

6+6+9+12+15=48