This is a question from Abhinay Mock test. A,B,C,D are 4 points on the circumference of the circle and 'o' is the centre of the circle. Angle OBD - Angle CBD = Angle BDC - Angle ODB. Find angle BAC
Karan and Arjun run a 100-metre race, where Karan beats Arjun by 10 metres. To do a favour to Arjun, Karan starts 10 metres behind the starting line in a second 100- metre race. They both run at their earlier speeds. Which of the following is true in connection with the second race?
a. Karan and Arjun reach the finishing line simultaneously.
Rahim plans to drive from city A to station C, at the speed of 70 km per hour, to catch a train arriving there from B. He must reach C at least 15 minutes before the arrival of the train. The train leaves B, located 500 km south of A, at 8:00 am and travels at a speed of 50 km per hour. It is known that C is located between west and northwest of B, with BC at 60° to AB. Also, C is located between south and southwest of A with AC at 30° to AB. The latest time by which Rahim must leave A and still catch the train is closest to
Guys , Testbook eng tier 2 ke mocks m mera score 130- 140 k beech m atak gya h.. 3, 4 de diye h. Koi improvement nhi.
Getting demoralised ☹️.
Koi suggestions do kaise improve karu. Kiske video ya study notes follow karu. Thanks in advance.
Ten years ago, the ages of the members of a joint family of eight people added up to 231 years. Three years later, one member died at the age of 60 years and a child was born during the same year. After another three years, one more member died, again at 60, and a child was born during the same year. The current average age of this eight member joint family is nearest to: