A cross between two yellow heterozygous mice produces an initial genotypic ratio of 1/4 YY, 1/2 Yy, and 1/4 yy, the F1 progeny showing lethality in their ratio, if F1 yellow heterozygous mate with nonyellow mice what will be the ratio in F2 generation?

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#Question id: 12831

#General Aptitude

The area of the triangle formed by the straight line 3x + 2y = 6 and the co-ordinate axes is

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#Question id: 12832

#General Aptitude

What is the area of dark (coloured) sector for the figure given below?

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#Question id: 12833

#General Aptitude

Three circles of equal radius ‘a’cm touch each other. The area of the shaded region is

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#Question id: 12838

#General Aptitude

The radii of two circles are 10 cm and 24 cm. The radius of a circle whose area is the sum of the area of these two circles is

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#Question id: 12839

#General Aptitude

The area of the shaded region in the figure given below is

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#Question id: 12840

#General Aptitude

If D, E and F are the mid–points of the sides of an equilateral triangle ABC, then the ratio of the area of triangle DEF and DCF is :