Challenger App

No.1 PSC Learning App

★
★
★
★
★
1M+ Downloads
7 * 4 =18,5 * 9 =32, 6 * 7 = 30 എങ്കിൽ 8 * 3 = ?

A24

B14

C34

D44

Answer:

B. 14

Read Explanation:

7*4 = (7–1)(4–1) = 6 × 3 = 18 5*9 = (5–1)(9–1) = 4 × 8 = 32 6*7 = (6–1)(7–1) = 5 × 6 = 30. 8*3 = (8–1)(3–1) = 7 × 2 = 14.


Related Questions:

Divij, Palak, Ravneet, Sejal and Tapan are sitting around a circular table facing the centre of the table. Only Palak is sitting between Ravneet and Tapan. Tapan is second to the right of Sejal. Only Sejal is between Ravneet and Divij. Who is sitting to the immediate left of Tapan?
ഒരു വരിയിൽ അരുൺ മുന്നിൽ നിന്ന് നാലാമതും പിന്നിൽ നിന്ന് ഇരുപതാമതും ആയാൽ ആ വരിയിൽ ആകെ എത്ര പേരുണ്ട്?
In a row of students, Sherin is 12th from the left and Athira is 19th from the right. If they interchange their positions, Sherin becomes 16th from the left. Then, what will be the position of Athira from the right?
Six people K, L, M, N, O, and P are sitting around a circular table facing the centre. L sits second to the right of M. O sits second to the right of K. K sits to the immediate left of M. Only one person sits between K and N. Who sits to the immediate left of P?
Seven boxes, P, Q, R, S, T, U and V, are kept one over the other but not necessarily in the same order. R is kept just below T. V is kept just above Q, which is just above S. Only three boxes are kept between V and U. V is the topmost box. Which is the correct position of Box P?