the distance between delhi and mathura is 130 kms . a starts from delhi with a speed of 25 kmph at 7 a . m . for mathura and b starts from mathura with a speed of 30 kmph at 9 p . m . from delhi . when will they meet ?
"d = 130 – 25 = 105 rs = 30 + 25 = 55 t = 105 / 55 = 2 hours 8 a . m . + 2 = 11 a . m . . answer : a"
add(9, divide(130, add(25, 30)))