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""""""""""⇒""""""""x"="""₹3" """"""""""
"Ä "x """""""""So,"both""pipes"will"fill"the"tank"in"12"min"
""""""""""∴""Amt"given"to"Ram"by"Ganesh"(m)=" = "="₹1"
x x "
jÄ
"""""""""""and"amt"given"to"Shiv"by"Ganesh"(n)=" = "jÄx " 65."""Speed"upstream"=(9V15)km/h=7.5km/h"
x x
""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""=₹7" """""""""Speed"downstream"=(9+15)km/h=105km/h"
""""""""""""Hence"answer"is""₹"1,"7" 105 "+ pql
" """""""""∴"Required"time"=" 7.5 pql "=14"+"10"="24h"
59.""Let"x"and"y"be"the"shares"of"elder"and"younger"" "
""""""""sons"respectively."The"amount"invested"in"their" 66."""All"Thieves"become"Criminals"and"Judge"is""
""""""""names"fetch"interest"for"21"–"19"="2"years"and" """""""""entirely"different."
""""""""21"–"17"="4"years"respectively."" "
""""""""Since"the"two"sons"are"to"receive"equal"amount" ! !
""""""""when"they"attain"21"years."We"have"V" ! Thieves! Judge!
"pq
"pq
r"
w"
"""""""""""""""""""""""""""""""""""""x(1+ pqq ) = y(+ pqq ) " ! ! Criminals!
"Ä
r"
"""""""""""""giving" "=(1+" "pq ) "=" "prp " !
Ç "pqq "pqq
""""""""""""""∴"x":"y"="121":"100" !
""""""""""""""""""x"="88400"x" "prp "="Rs"48400" 67.""India"is"one"of"the"country"in"country"in"world""
"rrp """""""and"Haryana"is"one"of"the"state"of"India."
l
60."""Speed"of"the"train"=132km/h=132x m/s" !
p~ !
ppq World!
""""""""""""""""""""""""""""""""""""""""""=" "m/s" ! ! ! ! ! ! !
x ! ! ! ! India! !
!
ppqÉp|l rjl rjl"Ñ"x
""""∴"Required"time"= "=" "= "=7.5s" ! ! ! ! ! !
ppq/x ppq/x pqq Haryana!
" ! ! ! !
61."""We"have:"x"+"x%"of"150"="150" "
68.""Pigeon"belongs"to"the"Bird"group"and"Dog"is""
""""""""""=>" " """"""""entirely"different."" " "
""""""""""=>" " " " " " " "
" " " "
""""""""""=>" " " Pigeon! " "
"
" " " Bird! " "
62.""Let’s,"Total"marks=a" " " "
""""""Acc."to"Q." 69.""Sea"belongs"to"the"Earth"and"Sun"is"entirely""
""""""(a"x"30)/100"+15=(a"×"40)/100"V"35" """"""""different." " " " "
"""""""After"solving"we"get"a=500" " " " " " "
"""""""Pass"marks"=("30"x"500"/"100")+"15=165" " " " "
"""""""Pass"%"="165"x100/500=33%" " " " "
" " " Sea! " "
63.""Suppose"period"of"time"=t"yr" " " Earth! " "
""""""""Then," " " "
6000"X"10"X"t lqqq"Ñ"pr"Ñ"à 70.""Hockey,"Football"and"Cricket"are"entirely""
""""""""⇒ "+" "=2400"
100 pqq """""""""different"games." " " "
""""""""⇒""""""""""""""""600t"+"600t"="2400" " " " " " "
""""""""⇒""""""""""""""""""""""""""""1200t"="2400" " " " " " "
rwqq Football! Cricket!
""""""""⇒" """""""""""""""""""""""""""""""""""t"=" "="2"yr" " " Hockey! " " " "
prqq " " " " " " "
1
64.""A’s"pipe"1"min"work"=" " "
20
p 71.""As,"‘Diamond’"is"the"ore"of""‘Carbon’"Similarly,""
"""""""B’s"pipe"1"min"work"k"=" "
rq """"""""‘Ruby’"is"the"ore"of""‘Corundum.’"
"""""""""Both"(A+B)’s"pipes"1"min"work"=" "
p
p
l
p
""""""""" "+" "=" xÉr "=" "=" " 72.""As,"‘Building’"is"built"(design)"by"‘Architect’.""
rq xq |q |q r """""""""Similarly,"‘Statue’"is"built"by"‘Sculptor’."
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