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The circumference of the smaller circle is 20% of the circumference of the larger circle. find the circumference of the larger circle.

What is the first step in proving that the sum of the measures of triangle XYZ is 180 degrees?

If a turtle walked 10 yards then 10in then 3 feet how many inches did it walk in all

What is the value of y when x equals 4 in the equation - 3x+9y=-57?

187 1/2% of what number is 500?

If a sequence is defined recursively by f (0) = 2 and f (n + 1) = - 2f (n) + 3 for n ≥ 0, then f (2) is equal to

Vertex of - 2 (x+3) ^2+7

Boat 1 leaves a dock headed due west at 8:00 AM traveling at a speed of 12 mph. At the same time a boat 2 leaves the dock headed due south traveling at a speed of 24 mph.

A Mathematics test was taken by 4 boys and 6 girls. The mean marks of the 10 students was 49. a) Calculate the total marks obtained by 10 students. b) If the mean marks of 6 girls was 51, calculate the mean marks of 4 boys.

Find an equation using absolute value that has the given solutions, a. two solutions, 22 and 22 b. two solutions, - 51 and 5 c. two solutions, - 9 and 39 d. one solution, 18