If ‘+’ means ‘÷’ , ‘–’ means ‘×’ , ‘×’ means ‘+’ , ‘÷’ means ‘–’ , give the value for 45 + 9 – 3 × 15 ÷ 2
Answer & explanation
Correct answer: option 4
45 + 9 – 3 × 15 ÷ 2
= 45 ÷ 9 × 3 + 15 – 2
= 5 × 3 + 15 – 2
= 30 – 2 = 28
If ‘+’ means ‘÷’ , ‘–’ means ‘×’ , ‘×’ means ‘+’ , ‘÷’ means ‘–’ , give the value for 45 + 9 – 3 × 15 ÷ 2
Correct answer: option 4
45 + 9 – 3 × 15 ÷ 2
= 45 ÷ 9 × 3 + 15 – 2
= 5 × 3 + 15 – 2
= 30 – 2 = 28