In glycolysis process ___ NADH₂  and __ ATP are

6              7              15           46           185         ?

18, 25, 33, 42, 52, 63, ?

5 4 29 24 185 ?

23 48 98 198 ? 798

5 29 ? 569 1703 3401

Four terms are in proportion. The first, second and fourth terms are 4, 22, and 33. Find the third term.

20      60       150       300      450      ?

-3 -10 -40 -185 -905 -4500

-4 a b c d e

Find the value of d.

Three series are given below. You have to find the values of P, Q and R, then establish a relationship among them.