Given the following number codes: 623 = 49, 516 = 62, and 438 = 89. Then what is 583?

If '-' stands for 'division', '+' for 'multiplication', '÷' for 'subtraction' and 'x' for 'addition', then which one of the following equations is correct?

By applying which of the following meanings of arithmetical signs, will the value of the expression $[800-10\div\frac{1}{2}\times35+75]$ be zero?

If '+' means '÷', '−' means '×', '÷' means '+' and '×' means '−', then $36 × 12 + 4 ÷ 6 + 2 − 3$ is equal to

Various terms of an alphabet series are given with one or more terms missing as shown by (?). Choose the missing term out of the given options: AGDLX, GDLXA, DLXAG, ?, XAGDL, AGDLX

If DRIVER = 12, PEDESTRIAN = 20 and ACCIDENT = 16, then CAR is equal to:

Which of the following numbers can the code YH₹ME* represent?

• (A) 138450
• (B) 338457
• (C) 538459
• (D) 438458