Veto q&a 7 Month22 (1)

Q&A
Bonus
@hang out
Q kqcPnsâ AÑsâ hbÊv kqcPnsâ hbÊnsâ
2 aS§mWv. 10 sImçġp ap¼v AÑsâ
bpw aIsâbpw hbÊpIÄ X½nepff A\p
]mXw 7 : 3 Bbncps¦n kqcPnsâ
Ct¸mgs¯ hbÊv F{X?
10 sImçġv ap¼v AÑsâ hbÊv = 7x
aIsâ hbÊv = 3x
Ct¸mÄ AÑsâ hbÊv = 7x + 10
Ct¸mÄ aIsâ hbÊv = 3x + 10
Ct¸mÄ AÑsâ hbÊv = 2 x kqcPnsâ hbÊv
ie, 7x + 10 = 2(3x +10)
7x + 10 = 6x + 20
x = 10
kqcPnsâ Ct¸mgs¯ hbÊv = 3x + 10
= 3x10+10
= 40
Q AÑsâbpw aIsâbpw hbÊpIÄ X½nepff
Awi_Ôw 7 : 2 BWv. 15 hÀj¯n\ptijw
]pXnb Awi_Ôw 2 : 1 FmIpw. F¦nÂ
AÑsâ Ct¸mgs¯ hbÊv F{X?
AÑsâ Ct¸mgs¯ hbÊv = 7x
aIsâ Ct¸mgs¯ hbÊv = 2x
15 hÀj¯n\ptijw, AÑsâ hbÊv : aIsâ
hbÊv
7x + 15 : 2x + 15 = 2 : 1 ⇒
7x + 15 2
=
2x + 15 1
7x + 15 = 2(2x + 15)
7x + 15 = 4x + 30
7x - 4x = 30 - 15
3x = 15
x = 5
AÑsâ Ct¸mgs¯ hbÊv = 7 x 5 = 35
Q A½bpsS hbÊv aIfpsS hbÊns\¡mÄ 32
IqSpXemWv. 10 hÀjw Ignbpt¼mÄ A½
bpsS hbÊv aIfpsS hbÊnsâ 2 aS§mIpw.
F¦n A½bpsS hbÊv F{X?
aIfpsS Ct¸mgs¯ hbÊv = x
A½bpsS Ct¸mgs¯ hbÊv = x + 32
10 hÀjw Ignbpt¼mÄ aIfpsS hbÊv = x + 10
10 hÀjw Ignbpt¼mÄ A½bpsS hbÊv
= x + 32 + 10 = x + 42
10 hÀj§Ä¡ptijw aIfpsS hbÊv x 2
= A½bpsS hbÊv
ie, 2(x + 10) = x + 42
2x + 20 = x + 42
2x - x = 42 - 20
x = 22
A½bpsS Ct¸mgs¯ hbÊv = x + 32
= 22 + 32
= 54
Q aqp sImÃw ap¼v AÑsâ hbÊv aIsâ
hbÊnsâ 5 aS§v Bbncpp. Cv AXv 4
aS§mbn. F¦n aIsâ hbÊv F{X?
aIsâ hbÊv = x
AÑsâ hbÊv = 4x
aqp sImÃw ap¼v aIsâ hbÊv = x - 3
aqv sImÃw ap¼v AÑsâ hbÊv = 4x - 3
aqv sImÃw ap¼v AÑsâ hbÊv aIsâ
As¯ hbÊnsâ 5 aS§mbncpp
∴4x - 3 = 5(x - 3)
4x - 3 = 5x - 15
x = 12
aIsâ hbÊv = 12
Q kckzXn AhfpsS aItfmSv ]dbpp, F\n¡v
\nsâ hbÊpfft¸mÄ \n\s¡´p {]mbap-
≠mbncptm AXnsâ Cc«n hbÊps ≠
\n¡nt¸mÄ. AhÀ c≠ pt]cpsSbpw hbÊnsâ
XpI 112 Bbm aIfpsS hbÊv F{X?
kckzXnbpsS hbÊv x Fpw, aIfpsS hbÊv
y Fpw k¦Â¸n¡pI
x = 2(2y - x) and x + y = 112
x = 4y - 2x
4y
3x = 4y; ∴x =
3
x + y = 112; y = 112 -þ-
x
y = 112 -þ-
4y
3
336 − 4y
y =
3 336
7y = 336; y = 7
aIfpsS hbÊv = 48
a{Zmkv dºÀ ^mIvSdn þ hSh¯qÀ, tIm«bw
53