Q16. 
Mantu starts a month with provisions expected to last for the entire month. After few days, it is discovered that the provisions will, in fact short by 12 days and it is calculated that if the stock of provisions left is immediately tripled, it will be possible to exactly make up for the shortfall. If the stock of provisions left is doubled instead of being tripled, and simultaneously the strength of the Mantu is decreased by $25%$, then the provisions will fall short by 
A.  2 days 

B.  1 days 

C.  3 days 

D.  4 days 
Q17. 
A small and medium enterprise imports two components $A$ and $B$ from Taiwan and China respectively and assembles them with other components to form a toy. Component $A$ contributes to $10%$ of production cost. Component $B$ contributes to $20%$ of the production cost. Usually, the company sells this toy at 20% above the production cost. Due to increase in the raw material and labour cost in both the countries, Component $A$ became $20%$ costlier and component $B$ became $40%$ costlier. Owing to these reasons the company increased its selling price by $15%$. Considering that cost of other components does not change, what will be the profit percentage, if the toy is sold at the new price? 
A.  $15.5\%$ 

B.  $25.5\%$ 

C.  $35.5\%$ 

D.  $40\%$ 
Q18. 
The cost of raw material of a product increases by $30%$, the manufacturing cost increases by $20%$ and the selling price of the product increases by $60%$. The raw material and the manufacturing cost, originally, formed $40%$ and $60%$ of the total cost respectively. If the original profit $%$ was onefourth the original manufacturing cost, find the approximation new profit percentage. 
A.  $48.39\%$ 

B.  $54.68\%$ 

C.  $62.48\%$ 

D.  $42.36\%$ 
Q19. 
The marks scored in History by $P,Q,R$ and $S$ form a geometric progression in that order. If the marks scored by $R$ were (dfrac{275}{9}%)less than the sum of the marks scored by $P$ and $Q$, then marks scored by $S$ were what percent more than the marks scored by $Q$? (Assume that everyone scored positive marks). 
A.  $56.25 \%$ 

B.  $55.55 \%$ 

C.  $64 \%$ 

D.  $67.75 \%$ 
Q20. 
In a period from January to March, Jamshedpur Electronics sold 3150 units of Television, having started with a beginning inventory of 2520 units and ending with an inventory of 2880. What was the value of order placed (Rupees in thousands) by Jamshedpur Electronics during the three months period? [Profits are $25%$ of cost price, uniformly.] 
A.  26325 

B.  22320 

C.  25200 

D.  28080 