76. P(4,2) and R(-2,0) are vertices of a rhombus PQRS. What is the equation of diagonal QS.
77. If a - b = 11 and ab = 24, then value of $$a^{2}+b^{2}$$ is
78. There is 40% increase in an amount in 8 years at simple interest. What will be the compound interest (in rupees) of Rs 30000 after 2 years at the same rate?
79. What is the measure of central angle of the arc whose length is 11 cm and radius of the circle is 14 cm?
80. If the shopkeeper sells an item at Rs 960 which is marked as Rs 1200, then what is the discount he is offering?
81. The simplified form of $$(x+3)^{2}+(x-1)^{2}$$ is
82. The sum of all prime numbers between 58 and 68 is
83. A cylindrical vessel of height 5 cm and radius 4 cm is completely filled with sand. When this sand is poured out it forms a right circular cone of radius 6 cm. What will be the height of this cone? (Take π = 22/7)
84. When a discount of 20% is given on a sweater, the profit is 28%. If the discount is 14%, then the profit is
85. Point P is the midpoint of segment AB. Co-ordinates of point P are (2,1) and point A are (11,5). Co-ordinates of point B are
86. In an army selection process, the ratio of selected to unselected candidates was 4:1. If 90 less had applied and 20 less selected, the ratio of selected to unselected would have been 5:1. How many candidates had applied for the process?
87. The average of 25 consecutive odd integers is 55. The highest of these integers is
88. Product of digits of a 2-digit number is 24. If we add 45 to the number, the new number obtained is a number formed by interchange of the digits.What is the original number?
89. What is the value of $$sin\frac{11\pi}{6}$$ ?
90. Sister can bake 50 cakes in 25 hours, Sister and Mummy together can bake 75 cakes in 15 hours. How many cakes Mummy can bake in 15 hours?
91. If sinC - sinD = x, then value of x is
92. Refer the below data table and answer the following Question.What percent students who chose Engineering are girls?
93. Refer the below data table and answer the following Question. The table shows the cumulative production of cars manufactured in the month starting from January. How many cars were manufactured in the months of April and May?
94. Refer the below data table and answer the following Question. if 400 calories are burned by jogging 5km, how many calories were burnt in the given week?
95. Refer the below data table and answer the following Question. Raw Materials and Interest are what percent of total expenses?
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What percent students who chose Engineering are girls?
The table shows the cumulative production of cars manufactured in the month starting from January. How many cars were manufactured in the months of April and May?
if 400 calories are burned by jogging 5km, how many calories were burnt in the given week?
Raw Materials and Interest are what percent of total expenses?
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