If - stands for division, + for multiplication, ÷ for subtraction and × for addition, then which one of the following equation is correct?
A
19+5−4×2÷4=11
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B
19×5−4÷2+4=16
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C
19÷5+4−2×4=13
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D
19÷5+4+2÷4=20
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Solution
The correct option is A19+5−4×2÷4=11 19+5−4×2÷4=1119+5−4×2÷4=11 19×5÷4+2−4=1119×5÷4+2−4=11 23.75−2=1123.75−2=11 21.75=1121.75=11 (this is wrong) Option (2) 19×5−4÷2+4=1619×5−4÷2+4=16 19+5÷4−2×4=1619+5÷4−2×4=16 24÷4−2×4=1624÷4−2×4=16 16=1616=16 So, the answer is (2).