Fill in the Blank Space in the Box:
JL4

KM5

LN20

MO7

NP3

OQ21

PR6

QS8

 RT48
 RT14
 TR48
 SR48
Answer: (1) RT 48
Explanation:
J + 1 = K, and K + 1 = L,
L + 1 = M M + 1 = N.
4 x 5 = 20
M + 1 = N, and N + 1 = O,
O + 1 = P , P + 1 = Q.
7 x 3 = 21.
Similarly,
P + 1 = Q, and Q + 1 = R,
R + 1 = S, S + 1 = T.
6 x 8 = 48
Hence, the answer is (1) RT48.