CTS
Company
Category
In a class there are 150 people who speak English and 125 people who speak Hindi. 55 speak
both languages and at least one student speaks one language.
1) How many students speak at least one language?
2) How many people speak only one language?
Read Solution (Total 4)
-
- ENG=150
HINDI=125
BOTH=55
THEREFORE, ONLY ENG=150-55=95
ONLY HINDI=125-55=70
1) ATLEAST ONE LANG= 95+55+70=220
2) ONLY ONE LANG= 95+70=165 - 9 years agoHelpfull: Yes(23) No(0)
- From set theory: 95 speak English alone. 70 speak Hindi alone. 55 speak both. At least one language is spoken by 95+55+70=220. Only one language is spoken by 95+70=165.
- 9 years agoHelpfull: Yes(6) No(0)
- 1) 220
2) 165 - 9 years agoHelpfull: Yes(1) No(3)
- at least one lang.= 95+80-55=120
- 9 years agoHelpfull: Yes(0) No(2)
CTS Other Question