today at 12:06 a.m.

May 24, 2017 at 10:42 p.m.

May 21, 2017 at 11:35 p.m.

May 19, 2017 at midnight

May 18, 2017 at 11:57 p.m.

May 16, 2017 at 10:52 p.m.

May 16, 2017 at 10:25 p.m.

May 16, 2017 at 4:55 p.m.

May 15, 2017 at 11:05 p.m.

May 15, 2017 at 8:23 p.m.

Jagesh Pal

Suppose, first pipe alone takes *x* hours to fill the tank .

Then, second and third pipes will take (*x* -5) and (*x* - 9) hours respectively to fill the tank.

(2*x* - 5)(*x* ...

Reply May 15, 2017 at 8:34 p.m.

May 15, 2017 at 8:21 p.m.

May 15, 2017 at 8:20 p.m.

Jagesh Pal

AS A SYSTEM OF EQUATIONS PROBLEM:

= number of students

= number of benches

"If 5 students are seated on each bench, 12 students are left over" translates as

"If 8 students are seated on eac...

= number of students

= number of benches

"If 5 students are seated on each bench, 12 students are left over" translates as

"If 8 students are seated on eac...

Reply May 15, 2017 at 9:45 p.m.

May 15, 2017 at 8:19 p.m.

Jagesh Pal

let x equal the number of benches.

let y equal the number of students.

when there are 4 students to a bench, then there are 3 benches left over.

this means that y = 4x - 12.

that formula s...

let y equal the number of students.

when there are 4 students to a bench, then there are 3 benches left over.

this means that y = 4x - 12.

that formula s...

Reply May 15, 2017 at 9:48 p.m.

May 14, 2017 at 5:55 p.m.

May 14, 2017 at 5:26 p.m.

----

No. of ways to make 3 choices randomly:: 10C3 = (10*9*8)/(1*2*3) = 120 ways

---

P(2 base and 1 play and 1...