Given a circle with measures of (c, d, and r) and a circle with measures of (c', d', and r'), what is c' if
d
d'
= 0.25 and c = 6?

Determine the difference: 3.2 × 1010 – 1.1 × 1010. write your answer in scientific notation.

Use the quadratic formula to solve the equation. if necessary, round to the nearest hundredth. x^2 - 23 = 10x a. -1.93, 11.93 b. 1.93, -11.93 c. 1.93, 11.93 d. -1.93, -11.93

The marked price of an article is 25% above its selling price and the cost price is 30% less than its marked price . find the discount percent and gain percent. only a brainlest can solve it i will mark you brainlest