RRB JE Mock Test 2019

1. A closed wooden box made of 1 cm thick wood has the following outer dimensions : length 22cm, breadth 17cm and height 12cm. It is filled to capacity with cement, what is the volume of the cement in the box?    (2)

1. 1. 1488 cm³
2. 2. 3000 cm³
3. 3. 4488 cm³
4. 4. 2880 cm³

2. If Circumference of a circle is 264 cm. Find the area of the semicircle ?                    (1)

1. 1. 2772 cm²
2. 2. 3773 cm²
3. 3. 4774 cm²
4. 4. None of these

3. If the ratio between length & breadth of a rectangle is 3 : 4 and area of rectangle is 192 cm². Find the perimeter of the rectangle ?                          (3)

1. 1. 59 cm
2. 2. 55 cm
3. 3. 56 cm
4. 4. 58 cm

4. If length L cm and Breadth B cm of a rectangle are increased by 25% to 50% respectively. Find the difference between the area of old and new rectangle ?                       (2)

1. 1. 3/4 LB
2. 2. 7/8 LB
3. 3. 9/7 LB
4. 4. None of these

5. A circular grass lawn of 35 metres in radius has a path 7 metres wide running around it on the outside. Find the area of path.                      (1)

1. 1. 1694 m2
2. 2. 1700 m2
3. 3. 1598 m2
4. 4. None of these