Q1) \(□ -5 = 2 \) [ , \(□ = 7\)]

Q1) \(4◊ = 16 \) [ , \(◊ = 4\)]

Q1) \(2∆ -5 = 9 \) [ , \(∆ = 7\)]

Q2) \(∆ + 4 = 6 \) [ , \(∆ = 2\)]

Q2) \( ⌂ \over 2 \) \(=4 \) [ , \(⌂ = 8\)]

Q2) \( {∆\over4}+10 = 16 \) [ , \(∆ = 24\)]

Q3) \(□ + 10 = 17 \) [ , \(□ = 7\)]

Q3) \( ◊ \over 7 \) \(=2 \) [ , \(◊ = 14\)]

Q3) \(9◊ + 3 = 84 \) [ , \(◊ = 9\)]

Q4) \(□ -3 = 6 \) [ , \(□ = 9\)]

Q4) \(5∆ = 25 \) [ , \(∆ = 5\)]

Q4) \(3⌂ + 2 = 17 \) [ , \(⌂ = 5\)]

Q5) \(∞ + 2 = 6 \) [ , \(∞ = 4\)]

Q5) \( ∆ \over 2 \) \(=9 \) [ , \(∆ = 18\)]

Q5) \( {□\over5}+4 = 14 \) [ , \(□ = 50\)]

Q6) \(∆ + 4 = 9 \) [ , \(∆ = 5\)]

Q6) \( ∞ \over 4 \) \(=5 \) [ , \(∞ = 20\)]

Q6) \( {⌂\over9}+2 = 11 \) [ , \(⌂ = 81\)]

Q7) \(◊ -2 = 1 \) [ , \(◊ = 3\)]

Q7) \( ◊ \over 6 \) \(=3 \) [ , \(◊ = 18\)]

Q7) \( {∞\over4}+8 = 14 \) [ , \(∞ = 24\)]

Q8) \(◊ -7 = 3 \) [ , \(◊ = 10\)]

Q8) \(8∞ = 40 \) [ , \(∞ = 5\)]

Q8) \( {□\over7}+5 = 12 \) [ , \(□ = 49\)]

Q9) \(◊ -4 = 1 \) [ , \(◊ = 5\)]

Q9) \( ∞ \over 3 \) \(=5 \) [ , \(∞ = 15\)]

Q9) \(3⌂ -3 = 3 \) [ , \(⌂ = 2\)]

Q10) \(□ -5 = 3 \) [ , \(□ = 8\)]

Q10) \(5∆ = 40 \) [ , \(∆ = 8\)]

Q10) \( {∆\over6}+7 = 17 \) [ , \(∆ = 60\)]