If- means - - means -x- -x-means - - and - - means - then 15 - 3 - 15 -5-2-

The correct option is B 10We have, #160;15 × #160;3 ÷ 15 #160;+ #160;5 2Now, it is given that, #160; #34;+ #34; means #34; # ...

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Byju's Answer

Standard XII

Mathematics

Manipulation of inequalities

If"+" means "...

Question

If"+" means "-"; "-" means "x"; "x"means " $\div$ " and " $\div$ " means "+", then $15 \times 3 \div 15 + 5 - 2 = ?$

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Solution

The correct option is B 10
We have,
15 $\times$ 3 $\div$ 15 + 5 - 2
Now, it is given that, "+" means "-"; "-" means "x"; "x"means "" and "" means "+"
Therefore, 15 $\div$ 3 + 15 - 5 x 2
= 5 + 15 - 10 = 10
Hence, option (B) is the correct answer.

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If"+" means "-"; "-" means "x"; "x"means "÷" and "÷" means "+", then 15×3÷15+5−2=?

The correct option is B 10We have, 15 × 3 ÷ 15 + 5 - 2Now, it is given that, "+" means "-"; "-" means "x"; "x"means "" and "" means "+"Therefore, 15 ÷ 3 + 15 - 5 x 2= 5 + 15 - 10 = 10Hence, option (B) is the correct answer.

If"+" means "-"; "-" means "x"; "x"means " $\div$ " and " $\div$ " means "+", then $15 \times 3 \div 15 + 5 - 2 = ?$

The correct option is B 10
We have,
15 $\times$ 3 $\div$ 15 + 5 - 2
Now, it is given that, "+" means "-"; "-" means "x"; "x"means "" and "" means "+"
Therefore, 15 $\div$ 3 + 15 - 5 x 2
= 5 + 15 - 10 = 10
Hence, option (B) is the correct answer.