Question
The speed of a car is 20% more than that of a bike. Both
of them start from a same point. After travelling for 5 hours, the speed of the bike is increased by 20%. After 7 hours from starting, the car was 78 km ahead of the bike. Find the initial speed of the bike.Solution
Let the initial speed of the bike be x km/hr Therefore, speed of the car = 1.20x km/hr According to the question, 7 x 1.20x - (5x + 2 x 1.20x) = 78 =gt; 8.4x - 7.4x = 78 =gt; x = 78/1 = 78 km/hr
This is the first economic survey after the Goods and Services Tax (GST) was ________ last year.
(A) discussed      (B) implemented...
Fill in blank 62 with the most appropriate word.
Select the correct homonym from the given options to fill in the blank.
The wind________ so powerfully that the windows closed.
Fill up the blank with the word that makes the sentence grammatically and contextually correct.Â
Net neutrality__________rules of the road for...
The black feathers of the male bird of paradise eat light. That’s because unlike a typical bird feather, which is more or less neatly structured with...
Ravi had a bandage ______ round his finger.
The mode of _____ food into the body ______ in different organisms.
Fill in the blank/s with suitable Word/s:
We should _________ the proposal and _________ any feedback before submitting it.
Fill in the blanks with the appropriate forms of the verb given in brackets by choosing the correct alternative from among the alternatives given belo...
Given below sentence with one blank. Below sentence are given four words among which one word might fill the blank. If none of the words fill the blank...