### Quiz - Crossnumber Puzzle

Linear Equations

 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17

Across
3.The y-intercept of 3x-5y-135=0.
4.This number has 3 odd prime factors.
5.The value of 3!*(2+√16+√25+√81)/(√9)
7.The sum of "6 Down" and "4 Across".
9.A number whose digits multiply to 200.
10.Mean of 7,9,11,12,13, and 15
11.The last 2 digits of 1729 - 10*10*10 in reverse order
12.The product of 15 and 25.
14.The sum of the solutions [x+y] of 3x -y = 30 and x+2y = 17.
15.The volume of a rectangular prism with h=10, w=11 and l=9.
17.The number that should replace ∆ in 12∆ = 3*240.
Down
1.The height of a triangle with area of 600 and base of " 2 Across".
2.This 2 digit number is a perfect cube and a perfect square.
4.Sum of the digits of " 1 Down".
6.Total number of day in May and June
8.The number hours in 13 days.
10.A 2-digit number that is equal to 4 times the sum of its digits.
13.The value of 7*100+2*40+3*3.
14.The only odd non-prime number between 10 and 20.
16.The largest prime number less than 90

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