1.8x*M*5y =1.6x*W*3y
M/W= 1.6/1.8*3/5 =8/15

24*c*5(y+1) =1.8*x*M*5y
c= 6y/(y+1)

Tw= 72xy

Tw= 6*15*C +8A*45 = 90(4A+C) =90*16y = 1440y

72xy= 1440y
1440/72 = 20 =X

60/7*[30*8+24*15+48*6y/(y+1)] =72*20*y
y= 5

5A*5*4 +15*360 =7200
A= 18

8*18 +15B)*5 +36*31*6*5/6 =7200
B=12

16*5 - 4*18 = 8 =[C]

72*20*5- (12*20*8+18*5*15)*2 =660

660/5*1/8 =16½ days

1.8xM*5Y=1.6XW*3Y=2.4x(5Y+5)C

M=8(Y+1) tw=1.8x*8(y+1)*5y
W=15(Y+1)
C=6Y

6*15(y+1)C+8(y+1)*45A=72xy(y+1)

90C+360A=72xy
10(4A+C)=8xy
10*16Y=8xY x=20

{30*8(y+1)+24*15(y+1)+48*6y}60/7=72*20y(y+1)

7y²-30y-25=0
Y=5


M=48 w=90 C=30

Tw=43200

48A+90B)5+31*36*30=43200

48A+90B=1944--(1)

5A*30*4+90*360=4320
A=18

Put A=18 eq(1)

48*18+90B=1944 B=12

D=43200/25*48+30*90=>144/3

C=540C+18*48*45=43200
C=8days

(3A-2X)w*16=14*90*16=20160

43200-20160=23040*19/240

8*48+90Z=1824 90Z=1440 Z=16
Question======
BX+AY)*2=
240*48+90*90)*2=39240
Balance=43200-39240=3960
3960)/30*8=16.5 days✓✓

Koi yai kar sakta hai
Help

10. - 12
60
6. - 5

1st 3 hrs = 2¼
Next 3 hrs =6*3 -3¾*2= 1½

114 hrs =2¼ +1½*37 =57¾
115 hrs =57¾ +3 - 3¾ =57
115½ hrs =57+3 =60

Aᵘᵖˢᵗʳᵉᵃᵐ =15
B:C =5:3

x/Bᵈᵒʷⁿˢᵗʳᵉᵃᵐ =6
x/Aᵈᵒʷⁿˢᵗʳᵉᵃᵐ =7.2
Aᵈᵒʷⁿˢᵗʳᵉᵃᵐ :Bᵈᵒʷⁿˢᵗʳᵉᵃᵐ =5:6
Cᵈᵒʷⁿˢᵗʳᵉᵃᵐ =160/8 =20

(x+y)/Aᵘᵖˢᵗʳᵉᵃᵐ =13.6
(x+y) =15*13.6 =204

Bˢᵗⁱˡˡ : Cˢᵗⁱˡˡ =5k : 3k
Aᵈᵒʷⁿˢᵗʳᵉᵃᵐ:Bᵈᵒʷⁿˢᵗʳᵉᵃᵐ =5m:6m

5k+w =6m
5m - 2w =15
12m-10k =5m -15
7m - 10k = -15

3k+ w =20
5k +w =6m
k =3m-10

7m - 30m +100 = - 15
m= k=w =5

X =6*(5*5+5) =180
Y =204 - 180 =24

Oct:
1000/(x-10500) =1/2
x= 12500

May:
5x : 6x = earning
5y : 7y = projects

5x +5y =9000
6x +7y =11520
x+2y =2520
x+y =1800
y= 720
7y =5040

5040+12500 =17540

Jan:
20 : 17 = Earning
10 : 9 = projects

20x+10y =11520
2x +y =1152
17x+9y =10008
18x+9y =10368
x=360
y=432
10y =4320

April :
x : y = projects
18900-x : 15012-y= earnings

(3888-x+y)/(x-y) =5/1
3888 - x +y =5x - 5y
6x - 6y =3888
x - y =648
25 : 23
2= 648
25= 8100

8100+4320 =12420

17540/12420 =141.22%

Quant facilities for CAT

Shweta Swati Shreya

Offline Y+4000 , 1375+Y, Y

Online ,1875x 1500x 1375x


24000+1375x+Y= 1500x+1375x+Y
X= 16

Shweta Swati Shreya

Offline 30000,24000,22000

Online 32000,50000,28000

62,000*3= 76,000+26,000+3Y
Y= 28,000
74000*4/37+50,000*4/100
= 8000+2,000
= 10,000= 100%
40%=4,000 (A)✔️
Black board. Table
100:144. 10:13
100:75. 5:4
- - - - - - - - - - - -
CP:SP. CP:SP
25:27 25:26
Exhaust (I). Exhaust (II)
4:7. 4:7
10:9. 10:7
- - - - - - - - - -
CP:SP. CP:SP
40:63 40:49

25B+25T+80E= 4000
E= 4000*19.5%
780
25B+25T+2*780=4000
25B+25T= 2440
B+T= 97.6 ......(I)

80= 1560 CP
112= 2184 SP
Total SP= 4000*119.64%
= 4785.6
4785.6-2184= Sp of B+T
2601.6
B+T = 97.6*27......(I)
25B+25T=2601.6.....(II)

T=33.6
B=64
25T= 25*33.6= 840rs Table
Sp= 873.6 (B)✔️
25B= 25*64 = 1600 Black board
80E= 2*780 = 1560 Exhaust
B+336.4
= 1210
Invested amount which is 900% more than 1210
1. 10
1= 1210
10= 12100
12100*48/121=4800

G pay= 785.6
invested amount which is 900% more than the amount paid by them
1. 10
1= 785.6
10= 7856
7856*7*6.25%=3437

Interest
Shopkeeper + Shreya+Swati
3437+4800
= 8237*100/37000= 25.9%
Successive for 3 years
8= 25.9%
25.9>22.6 = 3(C)✔️

Present age
Shweta : Swati: Shreya:Sapna
16.25 : 13.75 :16.5 : 11
65x : 55x : 66x :44x
32.5, 27.5 , 33, 22
Salma: Sarika
52x:58x
26, 29
65x+55x+66x+44x+52x+58x+12
= (30+1/3)6
X= 1/2
Salman=27
Sarika= 29
Samira+Salman+Shakira+Sarika= 27*4-4*4
=108-16
92-29-27
= 36
Shamira= 19 , Shakira=17

If value of D is 60 more than 60 times of age of samira
D= 19*60+60
D = 1200✔️
D= 1200 (area of circle)

1200= πr^2
r= 20
Diameter= 40cm on BC
Triangle of ABCD
L*B= 1640
L*40 = 1640
L= 41 cm
Z= 1/9 of times of perimeter
2(40+41)= 162
Z= 162/9= 18
Ronny. Rocky
18. 45/2
90
5. 4
90/9 = 10 days✔️

Any short... without equation?

400*5/4= 500
1460-500= 960
40%= 960
100%= 2400 cp Rohit
2400+400= 2800 cp✔️

5.4*5+2.5*8
=47
1.175= 47
1= 40 Final
40+8-5= 43 Intial ✔️

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