RRB Group-D 22nd Sep 2018-shift -3

The initial ratio of sugar and flour in a dough was 4 : 7. With 22 kg of the dough Justine added more flour to make the sugar to flour ratio 2 : 5. How much flour did Justine later add?

Choose the most suitable Venn diagram for the following words.
Metal, Platinum, Oxygen

How much less is 28.8 km than 42.3 km?

Which of the following numbers is irrational?

Sound produced by a radio increases by ................

Given is a statement followed by two assumptions numbered I and II. Consider the statement and the following assumptions and decide which of the assumptions is/are implicit in the statement.
Statement:
The safety, quality and nutritional value of the food we eat is of fundamental importance to our health and well-being.
Assumptions:
I. Food safety encompasses not only the prevention of gastro-intestinal illnesses caused by bacteria and viruses, but also the avoidance of harm from chemical contamination and the ingestion of unwanted physical contaminants.
II. Monitoring and enforcement of food safety requirements should be carried out by a range of professionally qualified officers.

$$92 - [71+ \left\{4 - (5 - (4 - 2))\right\}] = ?$$

As of 2018, who is the CEO of NITI Aayog?

Find the energy possessed by a stationary object at a height of 6 m and with a mass of 50 kg. (g = 10$$m/s^2$$)

In December 2017, with which country did india sign a pact for socio-economic development of Rakhine state?