If 'A' means '+', 'B' means '÷', 'C' means '×' and 'D' means '−', then 43 A 16 B 4 D 7 C 5 = ?
Show answer & explanation
Correct answer: A
Explanation
A = +
B = ÷
C = ×
D = −
43 A 16 B 4 D 7 C 5
Switching signs:
43+16÷4−7×5=?
43+4−7×5=?
43+4−35=?
? = 12