Q1) \(◊ + 8 = 17 \) [ , \(◊ = 9\)]

Q1) \(5∞ = 10 \) [ , \(∞ = 2\)]

Q1) \( {□\over7}+3 = 12 \) [ , \(□ = 63\)]

Q2) \(◊ -3 = 3 \) [ , \(◊ = 6\)]

Q2) \(9□ = 81 \) [ , \(□ = 9\)]

Q2) \( {∞\over7}+9 = 14 \) [ , \(∞ = 35\)]

Q3) \(∞ + 3 = 10 \) [ , \(∞ = 7\)]

Q3) \(2∆ = 6 \) [ , \(∆ = 3\)]

Q3) \(8◊ -9 = 39 \) [ , \(◊ = 6\)]

Q4) \(◊ + 7 = 11 \) [ , \(◊ = 4\)]

Q4) \( ⌂ \over 2 \) \(=4 \) [ , \(⌂ = 8\)]

Q4) \(6◊ + 8 = 62 \) [ , \(◊ = 9\)]

Q5) \(∞ -2 = 8 \) [ , \(∞ = 10\)]

Q5) \( ◊ \over 2 \) \(=6 \) [ , \(◊ = 12\)]

Q5) \( {◊\over10}+8 = 15 \) [ , \(◊ = 70\)]

Q6) \(∆ + 6 = 14 \) [ , \(∆ = 8\)]

Q6) \( ∆ \over 4 \) \(=3 \) [ , \(∆ = 12\)]

Q6) \(8⌂ -9 = 63 \) [ , \(⌂ = 9\)]

Q7) \(∆ -8 = 2 \) [ , \(∆ = 10\)]

Q7) \( □ \over 3 \) \(=4 \) [ , \(□ = 12\)]

Q7) \( {∆\over6}+8 = 14 \) [ , \(∆ = 36\)]

Q8) \(∆ + 7 = 13 \) [ , \(∆ = 6\)]

Q8) \( ∆ \over 5 \) \(=2 \) [ , \(∆ = 10\)]

Q8) \( {∞\over7}-3 = 6 \) [ , \(∞ = 63\)]

Q9) \(□ + 3 = 7 \) [ , \(□ = 4\)]

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

Q9) \( {□\over9}+8 = 13 \) [ , \(□ = 45\)]

Q10) \(⌂ + 4 = 9 \) [ , \(⌂ = 5\)]

Q10) \(8∞ = 48 \) [ , \(∞ = 6\)]

Q10) \( {∞\over4}+9 = 18 \) [ , \(∞ = 36\)]