|
Factorise the following expressions : (i) a2 + 8a + 16
|
|
1
|
5757
|
April 3, 2019
|
|
Factorise : (i) x2 + xy + 8x + 8y
|
|
1
|
1983
|
April 3, 2019
|
|
Factorise the following expressions (i) 7x – 42
|
|
1
|
2777
|
April 3, 2019
|
|
Find the common factors of the given terms : (i) 12x, 36
|
|
1
|
2345
|
April 3, 2019
|
|
A school has 8 periods a day each of 45 minutes duration
|
|
1
|
1196
|
April 3, 2019
|
|
Two persons could fit new windows in a house in 3 days
|
|
1
|
1035
|
April 3, 2019
|
|
A car takes 2 hours to reach a destination by travelling at the speed of 60 km/h
|
|
1
|
990
|
April 3, 2019
|
|
A factory requires 42 machines to produce a given number of articles in 63 days
|
|
1
|
1171
|
April 3, 2019
|
|
A batch of bottles were packed in 25 boxes with 12 bottles in each box
|
|
1
|
851
|
April 3, 2019
|
|
A contractor estimates that 3 persons could rewire Jasminder’s house in 4 days
|
|
1
|
959
|
April 3, 2019
|
|
A farmer has enough food to feed 20 animals in his cattle for 6 days
|
|
1
|
1194
|
April 3, 2019
|
|
If a box of sweets is divided among 24 children, they will get 5 sweets each
|
|
1
|
1108
|
April 3, 2019
|
|
Rehman is making a wheel using spokes. He wants to fix equal spokes in such a way that the angles
|
|
1
|
1117
|
April 3, 2019
|
|
In a Television game show, the prize money of ₹ 1,00,000 is to be divided equally amongst the winners
|
|
1
|
1081
|
April 3, 2019
|
|
Which of the following are in inverse proportion? (i) The number of workers on a joh and the time to complete the job
|
|
1
|
277
|
April 3, 2019
|
|
A loaded truck travels 14 km in 25 minutes. If the speed remains the same, how far can it travel in 5 hours?
|
|
1
|
1587
|
April 3, 2019
|
|
A 5 m 60 cm high vertical pole casts a shadow 3 m 20 cm long. Find at the same time
|
|
1
|
2097
|
April 3, 2019
|
|
Rashmi has a road map with a scale of 1 cm representing 18 km. She drives on a road for 72 km
|
|
1
|
750
|
April 3, 2019
|
|
Suppose 2 kg of sugar contains 9 x 106 crystals. How many sugar crystals are there in
|
|
1
|
1467
|
April 3, 2019
|
|
In a model of a ship, the mast is 9 cm high, while the mast of the actual ship is 12 m high
|
|
1
|
1003
|
April 3, 2019
|
|
A photograph of a bacteria enlarged 50,000 times attains a length of 5 Cm
|
|
1
|
1301
|
April 3, 2019
|
|
A machine in a soft drink factory fills 840 bottles in six hours. How many bottles will it fill in five hours?
|
|
1
|
1289
|
April 3, 2019
|
|
In Question 2 above, if 1 part of a red pigment requires 75 ml. of base, how much red pigment should
|
|
1
|
426
|
April 3, 2019
|
|
A mixture of paint is prepared by mixing 1 part of red pigments with 8 parts of base
|
|
1
|
766
|
April 3, 2019
|
|
Following are the car parking charges near a railway station upto
|
|
1
|
460
|
April 3, 2019
|
|
In a stack there are 5 books each of thickness 20 mm and 5 paper sheets each
|
|
1
|
531
|
April 3, 2019
|
|
Express the number appearing in the following statements in standard form :
|
|
1
|
1578
|
April 3, 2019
|
|
Express the following (i) 3.02 x 10-6
|
|
1
|
1888
|
April 3, 2019
|
|
Express the following numbers in standard form (i) 0.0000000000085
|
|
1
|
2822
|
April 3, 2019
|
|
Simplify : (i) 25 x t-4/5-3 x 10 x t-8 (t≠0)
|
|
1
|
3526
|
April 3, 2019
|