A person cover a distance of 450 km partly by train and partly by car If he travels 100 km by train rest by car it-takes 8 hours
A person cover a distance of 450 km partly by train and partly by car…
2 weeks ago
In a class, the average weight of 40 boys is 65 kg and that of 50 girls is 60 kg. After a few days, 40% of the girls and 50%
In a class, the average weight of 40 boys is 65 kg and that of…
2 weeks ago
Speed of boat in still water is 12 km/h and speed of stream is 4 km/h. The boat takes total 6 hours to go and come back
Speed of boat in still water is 12 km/h and speed of stream is 4…
2 weeks ago
While tabulation of marks scored in an examination by the students of a class, by mistake the marks scored by one student
While tabulation of marks scored in an examination by the students of a class, by…
2 weeks ago
LCM and HCF of two four digits number are 21527 and 103 find the sum of these two numbers
LCM and HCF of two four digits number are 21527 and 103 find the sum…
2 weeks ago
If (a+b)=2,(b+c)=1, and (c+a)=3 then find a3+b3+c3
If (a+b)=2,(b+c)=1, and (c+a)=3 then find a3+b3+c3 ? (a) 3 (b) 1 (c) 8 (d)…
2 weeks ago
The expression √25+2(√35-√65-√91)
The expression is equal to (a) – – (b) – + (c) – – (d)…
2 weeks ago
Find the value of tanA+tanB+tanC/sin2A+sin2B+sin2c
Find the value of if A + B + C = 0 (a) ½ cosA…
2 weeks ago
If two circles of radius 7 cm and 8 cm have two common tangent AB and CD which touch the circle on A, C and B
If two circles of radius 7 cm and 8 cm have two common tangent AB…
2 weeks ago
The marked price of an article is Rs 1700. If two successive discounts, each of x%, on the marked price is equal to a single
The marked price of an article is Rs 1700. If two successive discounts, each of…
2 weeks ago