Related Questions

Given that, 24 carat gold is pure gold, 18 carat gold is 3/4th of pure gold and 20 carat gold is 5/6th of pure gold, the ratio of the pure gold in 18 carat gold to the pure gold in 20 carat gold is -
A 5 : 8
B 10 : 9
C 8 : 5
D 9 : 10
Kalgoorlie in Australia is famous for its rich deposits of
A Coal
B Gold
C Mercury
D Iron
A certain dentist specializes in implanting gold and silver teeth in his patients mouths .He charges $ 650 for a gold tooth an $ 325. for a silver tooth. If his told fees for implanting gold and silver teeth last week were $ 15, 925 in total and he implanted five more gold teeth that silver teeth, how many teeth in total did he implant over the week?
A 33
B 32
C 31
D 34
In a rare coin collection, all coins are either pure gold or pure silver , and there is initially one gold coin for every three silver coins . With the addition of 10 more gold coins to the collection, the ratio of gold coins to silver coins is 1 to 2. Based on this information , how many total coins are there now in this collection (after the acquisition)?
A 40
B 50
C 70
D 90
Gold Mines in India are located mainly in
A Kolar
B Raniganj
C Jadugoda
D Veeranam
The famous Kohinoor diamond was produced from one of the mines in
A Orissa
B Chota Nagpur
C Bijapur
D Golconda
"Panna" is an important place in Madhya Pradesh. It is famous for mines of
A Gold
B Silver
C Diamond
D Iron
The Jawar mines of Udaipur are famous for
A Marble
B Zinc
C Granite
D Bauxite
Coal mines in Jharkhand are located at
A Jharia
B Jamshedpur
C Ranchi
D Lohardaga
Iron ore mines are located in
A Salem, Bhadravati, Raniganj
B Hazaribagh, Jharia, Kudremukh
C Monghyr, Balaghat, Hazaribagh
D Singhbhum, Mayurbhanj, Bastar

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