Round 3 if 66 = 2, 99 = 2, 888 = 6, 00 = 2, 7777 = 0, 667= 2, 276 = 1, 833 = 2, then what does 2876 equal? correct answer will get brainliest and all my

Acircle has a radius of 5/6 units and is centered at (3.6, 7.8) write the equation of this circle

X2 + y 2 = 36 x + y = 6 solve the system of equations.

I'm at a bookstore with $\$35$ in my pocket and a $20\%$-off coupon. what is the cost of the most expensive book i can buy with my money and the coupon? (assume that there are books of every possible price in the bookstore. it's a large bookstore! )