Question
Which of the following is a viviparous
insect?Solution
Viviparity means to give birth to live young rather than laying eggs. Most insects produce eggs but some, such as aphids, are viviparous and give birth to young ones.
3 pens + 5 pencils = ₹49
4 pens + 3 pencils = ₹47
Find cost of one pen.
The equations 6x + my + 18 = 0 and 9x + 21y + 27 = 0 have a unique solution. Which of the following statements is definitely true?
A line passes through the points (2, 3) and (5, −3). Find its equation.
For which value of m, there is no solution to the equation -
a – b = 5
ma – 4b = 1
I. 2p2 + 5p + 2 = 0Â Â Â Â Â Â Â Â II. 2q2 + 11 q + 14 = 0
Solve: 2x + 3y = 19 and x − y = 2, Find x and y
If in two linear equations ax + by = c and dx + ey = f and a/d = b/e = c/f then, which of the following is true about the two equations?
The slope of the equation 24x+ 8y =56 is
If 0.4x + 0.6y = 26 and x - y = 10, find x.
Find the value of 'a' and 'b' which satisfy the following equations:
9a + 7b = 30
4a - 5b = 62
