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Problems 1-4 are from section 4.1 #2: Think about a density curve that consists of two straight-line segments.The first goes from the point (0, 1) to the point (0.7, 1) then the second goes from the point (0.7, 1) to thepoint (1.3, 0)1. What is the probability that X falls below 0.5?a. 0.5b. 0.8c. 0.3d. 0e. none of these2. What is the probability that X lies between 0.7 and 1.3?a. 0.5b. 0.8c. 0.3d. 0e. none of these3. What is the probability that X is equal to 0.5?a. 0.5b. 0.8c. 0.3d. 0e. none of these4. What is the probability that X lies above 0.2a. 0.5b. 0.8c. 0.3d. 0e. none of these5. Suppose a density curve is defined by the function f(x) = 2.5 for all values between x = 0 to x = 0.4.Find the median of the density curve.a. 1b. 0.2c. 2.5d. 0.4e. none of these