Check whether the value given in the brackets is a solution to the given equation or not. (a) n + 5 = 19 (n = 1) (b) 7n + 5 = 19 (n = – 2)

Question 2. Check whether the value given in the brackets is a solution to the given equation or not. (a) n + 5 = 19 (n = 1)(b) 7n + 5 = 19 (n = – 2)(c) 7n + 5 = 19 (n = 2)(d) 4p – 3 = 13 (p = 1)(e) 4p – 3 = 13 (p =…

[SOLVE] Vipin travels one-third of the distance of a journey at a speed of 30 km/h

[SOLVE] Vipin travels one-third of the distance of a journey at a speed of 30 km/h

Question: Vipin travels one-third of the distance of a journey at a speed of 30 km/h and the remaining distance at a speed of 40 km/h. If he took a total of 12 hours to complete the journey, what was the total distance (in km) of the journey? (a) 445(b) 450(c) 412(d) 432 Answer: 120×3…