Answer: B) Decreasing pressure Explanation: A barometer is a tool that measures air pressure A rising barometer indicates increasing air pressure, a falling barometer indicates decreasing air pressure. In space, there is a nearly complete vacuum, so the air pressure is zero.

Answer: C) An Amendment Explanation: A change to the Constitution is called as An Amendment. An Amendment :: An Amendment is ratified after two-thirds of the House and Senate approve of the proposal and send it to the states for a vote. That Convention can propose as many amendments as it deems necessary. Then, three-fourths of the states must affirm the proposed Amendment.

Answer: D) December 5 Explanation:

Answer: C) Census Explanation: Redistricting is the process of drawing electoral district boundaries in the United States. The state legislature has primary responsibility for creating a redistricting plan, in many cases subject to approval by the state governor. Redistricting has to follow certain criteria to be accepted: * compactness* contiguity* equal population* preservation of existing political communities* partisan fairness* racial fairness   The practice of gerrymandering involves the manipulation of district drawing in aims to leave out, or include, specific populations in a legislator's district to ensure his/her reelection.   Gerrymandering is the practice of drawing district lines to achieve political gain for legislators.

Answer: A) 10 Explanation: Given Number :      2 5 6 7 3 9 4 8   Ascending order :  2 3 4 5 6 7 8 9   Specified letters are 6 and 4 respectively.   Hence, required sum = (4 + 6 = 10)

A book is consists of various chapters, so as the Organization consists of various departments. Therefore if Book is to chapter so organization is to department.   Hence, Book : Chapter :: Organisation : Department.

Answer: D) Father Explanation: My fahter's mother's only daughter-in-law is my father's wife i.e. my mother. My mother's daughter is my sister. My sister's father is my father.

Answer: D) 38.57 cm Explanation: We know that perimeter of rectangle = 2(l+b) = 2(8+7)= 30cmGiven perimeter of square is twice the perimeter of rectangle = 2(30) = 60cmTherefore, side of the square is = 1/4 x 60 = 15cmCircumference of the required semicircle = πr + 2r = 227× 152 + 2×152 = 23.57 + 15 = 38.57cm.