Cubes
How many smaller cubes have three surfaces painted ?
1. 4
2. 8
3. 16
4. 24
The correct answer is..
8
What is the slope of the line parallel to the line whose equation is given by -y = -3x + 6?
1. 3
2. 1/2
3. -1/2
4. -3
The correct answer is..
3
The prime factorisation of √169 is
1. √(12×12)
2. √(13x13)
3. √(14x14)
4. √(15x15)
The correct answer is..
√(13x13)
The hypotenuse of a right triangle is the side opposite to the...
1. Acute Angle
2. Obtuse Angle
3. Right Angle
4. None of these
The correct answer is..
RIGHT ANGLE
Which represents the standard decimal notation for the number written in scientific notation?
8.3 x 10⁶
1. 83,000,000
2. 8,300,000
The correct answer is..
8,300,000
What is the number of cubes with at least one green face each ?
1. 36
2. 32
3. 38
4. 48
The correct answer is..
38
If the slope of a line passing through the points (-2, p) and (0, -1) is -2, then p =
1. -3
2. 4
3. 6
4. 3
The correct answer is..
3
The square root of a negative number can be expressed in...
1. Real number
2. Rational number
3. Imaginary Number
4.None of these
The correct answer is..
Imaginary Number
Pythagoras theorem states that “In a right-angled triangle, the sum of the square of the other two sides of a triangle is equal to the...
1. Square root of the hypotenuse
2. Square of the hypotenuse
3. Cube of the hypotenuse
4. Cube root of the hypotenuse
The correct answer is..
SQUARE OF THE HYPOTENUSE
Which represents the standard decimal notation for the number written in scientific notation?
1.05 x 10-³
1. 0.000105
2. 0.00105
3. 1,050
4. 105,000
The correct answer is..
0.00105
Cube of 1.3 is
1. 2197
2. 219.7
3. 21.97
4. 2.197
The correct answer is..
2.197
Find the slope of a line that passes through the points (2, 3) and (0, 2).
1. 1/2
2. 0
3. -1/2
4. -2
The correct answer is..
1/2
Find the square of 33.
1. 1089
2. 1129
3. 999
4. 1049
The correct answer is..
1089
Pythagoras theorem is applicable only to...
1. Acute angle triangle
2. Obtuse angle triangle
3. Right angle triangle
4. None of these
The correct answer is..
RIGHT ANGLE TRIANGLE
Which represents the standard decimal notation for the number written in scientific notation?
8.3 x 10-⁶
1. -83,000,000
2. -8,300,000
3. 0.0000083
4. 0.00000083
The correct answer is..
0.0000083
Sagar has built a cubical water tank with a lid for his house, with each outer edge 1.5 m long. He gets the outer surface of the tank excluding the base, covered with square tiles of side 25 cm. Find how much he would spend on the tiles if the cost of the tiles is Rs.360 per dozen.
1. Rs. 6200
2. Rs. 2400
3. Rs. 5400
4. Rs. 8000
The correct answer is..
Rs.5400
The slope of the line perpendicular to the given line equation -2y = - 8x + 9, is
1. 1/4
2. 4
3. -1/4
4. -4
The correct answer is..
-1/4
Which of the following is a perfect square number?
1. 276
2. 321
3. 289
4. 391
The correct answer is..
289
The longest side of a right triangle is...
1. Base
2. Perpendicular side
3. Hypotenuse
4. None of these
The correct answer is..
HYPOTENUSE
How is this number written in scientific notation?
7.5E12
1. 7.5 x 12
2. 7.5¹²
3. 7.5 x 12¹⁰
4. 7.5 x 10¹²
The correct answer is..
7.5 x 10¹²
Find the length of a cube whose diagonal is 3 cm
1. 1.73cm
2. 2.8cm
3. 1.65cm
4. 0.58
The correct answer is..
1.53cm
The equation of a line with a slope of 2/3 and a y-intercept of -3 is given by
1. y=(3/2)x+3
2. y=(2/3)-3x
3. y=(2/3)x-3
4. y=(2/3)x+3
The correct answer is..
y=(2/3)x-3
What is the square root of 45796?
1. 214
2. 216
3. 196
4. 204
The correct answer is..
214
In a right triangle, the length of the base is 3 cm, hypotenuse is 5 cm. Find the value of the missing side.
1. 4 cm
2. 6 cm
3. 7 cm
4. 8 cm
The correct answer is..
4 CM
How is this number written in scientific notation?
Pluto and Earth can be as many as 4.67 billion miles apart (NOTE: 4,670,000,000)
1. 4.67 x 10⁹
2. 4.67 x 10⁷
3. 4.67 x 10⁻⁹
4. 4.67 x 10⁻⁷
The correct answer is..
4.67 x 10⁹