Answer: D) Peggy Whitson Explanation: Peggy Whitson on 24 April 2017 broke the record for most days spent in space (cumulatively) by a US astronaut. She broke the previous record set by Jeff Williams who had spent a total of 534 days in space. – Whitson has been currently living and working aboard the International Space Station (ISS), for which she was launched in November 2016 using a Russian Soyuz capsule. At the time of her launch, she had already accumulated 377 total days in space. – Her mission was recently extended for an additional three months. Now when she will return from ISS in September 2017, she would have accumulated more than 600 days in space.

Answer: B) Rocks Explanation: Lithoshpere are composed of rocks in the crust and upper mantle that behave as brittle solids. The lithosphere is Earth's outermost layer.

Answer: A) 1 : 10 Explanation: Customer ratio of Milk and Water is given by Milk          ::        Water   6.4                         0          81 + 38 =6411  6411                      6410 - 6411  => Milk : Water = 110 : 11 = 10 : 1   Therefore, the proportionate of Water to Milk for Customer is 1 : 10

Answer: D) 89 Explanation: This can be done in a method called Approximation. Now,  52 + 63 + 6 + 72 = ? x 3.3425 + 216 + 6 + 49 = ? x 3.34296 = ? x 3.34? = 2963.34 = 88.622 ≅ 89