Q1) \(∆ -2 = 3 \) [ , \(∆ = 5\)]

Q1) \( ◊ \over 5 \) \(=4 \) [ , \(◊ = 20\)]

Q1) \(5◊ -10 = 40 \) [ , \(◊ = 10\)]

Q2) \(∞ + 3 = 11 \) [ , \(∞ = 8\)]

Q2) \( □ \over 2 \) \(=2 \) [ , \(□ = 4\)]

Q2) \(3□ + 5 = 35 \) [ , \(□ = 10\)]

Q3) \(∞ + 10 = 14 \) [ , \(∞ = 4\)]

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

Q3) \(6∆ + 9 = 21 \) [ , \(∆ = 2\)]

Q4) \(◊ -3 = 5 \) [ , \(◊ = 8\)]

Q4) \(7◊ = 63 \) [ , \(◊ = 9\)]

Q4) \( {□\over6}-7 = 2 \) [ , \(□ = 54\)]

Q5) \(∆ + 2 = 11 \) [ , \(∆ = 9\)]

Q5) \(3⌂ = 21 \) [ , \(⌂ = 7\)]

Q5) \(8◊ -9 = 47 \) [ , \(◊ = 7\)]

Q6) \(∞ + 8 = 11 \) [ , \(∞ = 3\)]

Q6) \(10∆ = 50 \) [ , \(∆ = 5\)]

Q6) \(3∆ -6 = 12 \) [ , \(∆ = 6\)]

Q7) \(∞ + 3 = 9 \) [ , \(∞ = 6\)]

Q7) \( □ \over 2 \) \(=9 \) [ , \(□ = 18\)]

Q7) \(5∞ + 4 = 24 \) [ , \(∞ = 4\)]

Q8) \(∆ + 8 = 12 \) [ , \(∆ = 4\)]

Q8) \(2⌂ = 12 \) [ , \(⌂ = 6\)]

Q8) \( {⌂\over9}-3 = 6 \) [ , \(⌂ = 81\)]

Q9) \(∞ + 2 = 7 \) [ , \(∞ = 5\)]

Q9) \(6⌂ = 48 \) [ , \(⌂ = 8\)]

Q9) \(7∆ -8 = 6 \) [ , \(∆ = 2\)]

Q10) \(◊ -6 = 1 \) [ , \(◊ = 7\)]

Q10) \(5□ = 40 \) [ , \(□ = 8\)]

Q10) \(2◊ + 7 = 27 \) [ , \(◊ = 10\)]