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Bankers adda latest percentages simple shortcut material

Bankers adda latest material on percentages 
To convert fraction into percentage multiple the given fraction with 100%
50% = 50/100 = 1/2
1/2 = 1/2(100%) = 50%
EX:
convert the folowing percentages into fraction
1) 60% = 60/100 = 3/5
2) 12.5 % = 12.5/100 = 5/40 = 1/8
3) 33 (1/3)% = 100/3 = 1/3
4) 16(2/3)% = 50/(3*100) = 1/6

EX:
convert the following fractions into percentage
1) (3/4)*100 = 75 %
2) (4/5) * 100 = 80%
3) (2/3) * 100 = 200/3 = 66(2/3)%
4) (1/5) *100 = 20%
5) (1/12)*100 = 25/3 % = 8 (1/3)%
NOTE:
50% = 1/2
25% = 1/4
12(1/2)% = 1/8
6(1/4)% = 1/16
66 (2/3)% = 2/3
33(1/3)% = 1/3
16(2/3) % = 1/6
8(1/3)% = 1/12
75% = 3/4
14 (2/7)% = 1/7
11(1/9)% = 1/9
9 (1/11)% = 1/11
NOTE:
1/1 = 100%
1/2 = 50%
1/3 = 75%
1/4 = 25%
1/5 = 20%
1/6 = 16 (2/3)%
1/7 = 14(2/7)%
1/8 = 12(1/2)%
1/4 = 11(1/4)%
1/10 = 10%
1/11 = 9(1/11)%
1/12 = 8(1/3)%
FORMULAE:
1 x%y = (x/100)y
(xy)/100
2 x is what percentage of y
what = (100%x)/y
is/of just remember
EG:
IN 250 FIND 30 % VALUE?
10% = 25
30 % = 75
EG:
IN 3…

Bankers adda computer practice quiz and reasoning quiz

COMPUTER PRACTICE QUIZ & REASONING PRACTICE QUIZ
1. The ascending order of a data hierarchy is ----------- a) Bit-byte-record-field-file-database b) Byte-bit-field-record-file-database c) Bit-byte-field-record-file-database d) Byte-bit-record-file-field-database e) None of these.
2. A spiral shape track formatting is present in ……… a) Floppy Disk b) Optical Disk c) Hard Disk d) Half-inch Tape Cartridge e) None of these
3. Which of the following groups contains graphical file extensions? a) JPG, CPX, GCM b) GIF, TCF, WMF c) TCP, JPG, BMP d) JPG, GIF, BMP e) None of these
4. VPN stands for ------- a) Virtual Personal Network b) Very Private Network

bankers adda quant and reasoning material

1) In a lottery, there are 5 prizes and 10 blanks in tickets. A ticket is drawn at random. What is the probability of getting a prize?   1 1/7-    2) 2/7   3) 1/3   4) 2/3  5) None of these 
2) In a class, there are 15 boys and 10 girls. Three students are selected at random. The probability that one girl and two boys are selected is  1) 4/25  2) 25/117   3) 1/3   4) 21/46  5) None of these 
3) The price of 8 chairs is equal to 3 tables. The price of 12 chairs and 5 tables together is Rs. 1,520. What is the total price of 10 chairs and 5 tables?  1) Rs. 1500   2) Rs. 1480   3) Rs. 1400   4) Rs. 1360   5) None of these 
4) Rohit starts a business with Rs. 6,500 and after 8 months Shyam joins Rohit as his partner. After 4 years the profit is divided in the ratio of 13 : 12. What is Shyam's contribution in the capital? 1) Rs. 7400   2) Rs. 7200