Q2
Approach pls
Approach pls
If 1/r + 1/s - 3/t = 2/5r and r,s,t are +ve distinct integers, (0-10). Find no of possible values of r+s-t??
(a)1, (b)2 (c)3 (d)4 (e)5
Q. How many pairs of positive integers x, y exist such that HCF (x, y) + LCM (x, y) = 91?
a)10 b)8 c)6 d)7
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Three places away to the left of someone means third place or fourth place????
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30-soln
36-soln
Approach to solve this question...
A trader mixes two varieties of rice, the cost prices of which differ by Rs.7 per kg, in a certain ratio, and the effective cost price of the resultant mixture is Rs.11 per kg. If he instead mixes the varieties in the inverse ratio, the effective cost price will be Rs.14 per kg. Find the cost price (in Rs.per kg) of the less expensive variety of rice.
Q22. Please solve it for me.
Please share the solution with proper method
Approach plz option c is the correct one
Why aren't the two traingles similar ?
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https://docs.google.com/document/d/1aPQy3l2u2-w_Agnylfg5786M0gxZu2W3qj30KjOjdvQ/edit
sum of the first 3 three terms of an ap is equal to the sum of first 4 terms of the same ap .what is the sum of first 7 terms
Soln
Soln
A 14.4 kg gas cylinder runs for 104 hours when the small burner on the gas stove is fully opened while it runs for 80 hours when the larger burner on the gas stove is fully opened. What is the percentage difference in usage of gas per hour, between the smaller and larger burner?
solution plz