EduSahara™ Assignment
Name : Word Problems on Simultaneous Linear Equations
Chapter : Simultaneous Linear Equations
Grade : ICSE Grade VIII
License : Non Commercial Use
Question 1
1.
    • 3
    • men and
    • 5
    • women can do a piece of work in
    • 6
    • days.
    • 2
    • men and
    • 1
    • women can do the same work in
    • 20
    • days.
    • In how many days can
    • 3
    • men and
    • 5
    • women complete the same work?
  • (i)
    5
    days
  • (ii)
    4
    days
  • (iii)
    7
    days
  • (iv)
    6
    days
  • (v)
    8
    days
Question 2
2.
A motor boat can travel at a speed of 16.10 m/sec downstream and 2.50 m/sec upstream. What is the speed of the motor boat in still water?
  • (i)
    8.30 m/sec
  • (ii)
    7.30 m/sec
  • (iii)
    11.30 m/sec
  • (iv)
    9.30 m/sec
  • (v)
    10.30 m/sec
Question 3
3.
A motor boat can travel at a speed of 23.42 m/sec downstream and 1.92 m/sec upstream. What is the speed of the stream?
  • (i)
    11.75 m/sec
  • (ii)
    12.75 m/sec
  • (iii)
    8.75 m/sec
  • (iv)
    9.75 m/sec
  • (v)
    10.75 m/sec
Question 4
4.
A motor boat can travel at a speed of 15.44 m/sec downstream and 6.50 m/sec upstream. How much distance can the boat travel in 29.32 sec in still water?
  • (i)
    322.64 m
  • (ii)
    319.64 m
  • (iii)
    321.64 m
  • (iv)
    320.64 m
  • (v)
    323.64 m
Question 5
5.
A motor boat can travel at a speed of 34.12 m/sec downstream and 8.10 m/sec upstream. How much time will it take to cross a distance of 382.94 m in still water?
  • (i)
    20.14 sec
  • (ii)
    18.14 sec
  • (iii)
    17.14 sec
  • (iv)
    19.14 sec
  • (v)
    16.14 sec
    Assignment Key
  •  1) (iv)
  •  2) (iv)
  •  3) (v)
  •  4) (iii)
  •  5) (ii)