Question
Rina lent Rs. 18,000 to her brother at a compound
interest rate of 'y%' per annum, compounded annually. After one year, her brother paid her Rs. 19,440 to clear his debt. If Rina had lent the money at simple interest of (y + 4)% per annum instead, for the same period, how much interest would she have earned?Solution
ATQ, First, calculate the compound interest rate 'y': 
Now, compute the interest with simple interest formula at (y + 4)%: Hence, Required interest =Â Â 
 Rs.2160 She would have earned Rs. 2160 in interest.
Statements:
Some pen are pencil
No pencil is a mobile
All mobile are laptop
Conclusion:
I. All pen can never be mobile
II. Some laptop can be pen
Statements: Â Â Â Â Â All exports are imports.
                               All imports are trades.
In the question below, three statements are given followed by the conclusions. You have to take the given statements to be true even if they seem to be...
Statement :
No pen is a cover.
No cover is a page.
All pages are stickers.
Conclusion :
I. At least some pages are ...
Statements: Some threads are needles.
                         Some needles are strings.
Conclusions: I. S...
Statements:
All pens are pencils.
Some penicls are erasers.
Some erasers are sharpner.
Conclusions:
I. Some sharpn...
In the question below there are two conclusions followed by three statements in the options. You have to take the three given statements to be true eve...
Statements:All Januarys are Februarys.
No February is March.
All marches are Aprils.
Conclusions:
I. Some March are not Febr...
In the given question, two conclusions are given and five statements as 1), 2), 3), 4) and 5). You need to choose the option that contains the set of s...
Statements:
Some letter are alphabets.
All alphabets are vowels.
Some vowels are consonants.
Conclusions:
I. Atleast...
Relevant for Exams:
