If: + → x, - → +, x → ÷, / → - Then find the result of:30 x 2 + 12 / 6 - 3 = ?
Show answer & explanation
Correct answer: C
Explanation
+ → ×
− → +
× → ÷
/ → −
30 × 2 + 12 / 6 − 3
Changing signs,
30 ÷ 2 × 12 − 6 + 3 = ?
15 × 12 − 6 + 3 = ?
180 − 6 + 3 = ?
? = 177