Question
Some bags were distributed among (x + 6) students such
that each student received 15 bags. If there had been 5 students more, then bags received by each student would have been 3 less. Find the value of ‘x’.Solution
According to the question, (x + 6) × 15 = (x + 6 + 5) × 12 Or, 15x + 90 = 12x + 132 Or, 3x = 42 Or, x = 14
In a compound, the elements are always present in definite proportions by:
The anode of the lead-storage battery is made up of which of the following metal?
Which metal remains liquid at room temperature?
Choose the wrong statement
What is the colour of the outer zone of complete combustion of candle flame?
The chemical name of ______ is sodium hydrogen carbonate.
In the synthesis of aspirin (acetylsalicylic acid) from salicylic acid, which reagent is used?
The efficiency of a Carnot engine depends on:
NaCl has which kind of bonds?
The Boiling Point of a liquid varies with the variation in…………...?