Q1) \(∆ + 2 = 7 \) [ , \(∆ = 5\)]

Q1) \( □ \over 3 \) \(=6 \) [ , \(□ = 18\)]

Q1) \(7∆ -8 = 62 \) [ , \(∆ = 10\)]

Q2) \(◊ -2 = 3 \) [ , \(◊ = 5\)]

Q2) \( ∆ \over 3 \) \(=3 \) [ , \(∆ = 9\)]

Q2) \( {□\over3}+9 = 12 \) [ , \(□ = 9\)]

Q3) \(◊ + 4 = 9 \) [ , \(◊ = 5\)]

Q3) \( ∞ \over 2 \) \(=4 \) [ , \(∞ = 8\)]

Q3) \( {◊\over8}+2 = 9 \) [ , \(◊ = 56\)]

Q4) \(∆ + 9 = 16 \) [ , \(∆ = 7\)]

Q4) \( ◊ \over 8 \) \(=2 \) [ , \(◊ = 16\)]

Q4) \( {⌂\over7}+8 = 17 \) [ , \(⌂ = 63\)]

Q5) \(∞ + 9 = 12 \) [ , \(∞ = 3\)]

Q5) \( ⌂ \over 7 \) \(=2 \) [ , \(⌂ = 14\)]

Q5) \(10□ -8 = 82 \) [ , \(□ = 9\)]

Q6) \(□ + 8 = 17 \) [ , \(□ = 9\)]

Q6) \( □ \over 4 \) \(=4 \) [ , \(□ = 16\)]

Q6) \( {⌂\over3}+3 = 11 \) [ , \(⌂ = 24\)]

Q7) \(∆ + 5 = 8 \) [ , \(∆ = 3\)]

Q7) \(2⌂ = 14 \) [ , \(⌂ = 7\)]

Q7) \(6∞ -8 = 46 \) [ , \(∞ = 9\)]

Q8) \(∆ -5 = 5 \) [ , \(∆ = 10\)]

Q8) \(3□ = 9 \) [ , \(□ = 3\)]

Q8) \( {⌂\over6}+2 = 4 \) [ , \(⌂ = 12\)]

Q9) \(◊ -9 = 1 \) [ , \(◊ = 10\)]

Q9) \(10∆ = 20 \) [ , \(∆ = 2\)]

Q9) \(5∆ + 4 = 39 \) [ , \(∆ = 7\)]

Q10) \(∞ -5 = 1 \) [ , \(∞ = 6\)]

Q10) \(10∞ = 70 \) [ , \(∞ = 7\)]

Q10) \( {∆\over6}+10 = 15 \) [ , \(∆ = 30\)]