A student scored the following marks: 78, 85, 69, and 90 in four subjects. What score is required in the fifth subject to achieve an average of 80 marks across all five subjects?
The shorter side of a rectangle is 21 cm less than the longer side. The numerical value of its area is equal to 7 times the numerical value of its perimeter. What is the length (in cm) of its longer side?
Each of P, Q, R, S, T, U and V has an exam on a different day of a week starting from Monday and ending on Sunday of the same week. T has the exam immediately after P. R has the exam before S but after V. Q has the exam on Sunday. Only four people have exams between P and U. How many people have exams between V and P?
Vikram, Anjali and Raj started a business in partnership, investing in the ratio of 7 : 3 : 20, respectively. At the end of the year, they earned a profit of Rs.28,800, which is 25% of their total investment. How much did Anjali invest (in Rs.)?
Refer to the following number and symbol series and answer the question that follows.
Counting to be done from left to right only.
(Left) 5 @ 6 # 8 $ % 1 9 ^ 7 < 2 3 > 4 (Right)
How many such symbols are there, each of which is immediately preceded by a number and also immediately followed by another number?
Refer to the following number and symbol series and answer the question that follows.
Counting to be done from left to right only.
(Note: All numbers are single digit numbers only.)
(Left) Euro & % & 5 6 3 1 (c) 1 4 6 @ Pound @ $ 8 8 Pound 8 % 1 (Right)
How many such numbers are there, each of which is immediately preceded by a symbol and also immediately followed by a symbol?
A group of numbers and symbols is coded using letter codes as per the codes given below and the conditions that follow. Study the given codes and conditions and answer the question that follows.
Note: If none of the conditions apply, then codes for the respective number/symbol are to be followed directly as given in the table.
Number/symbol: 6 / 7 % @ + 8 4 - 2 # 3 9 &
Code: P E S H W Q G T I M Z A V R
Conditions:
If the first element is a prime number and the last element is an even number, then the codes for these two (first and last elements) are to be interchanged.
If the third element is a symbol, then it is to be coded as alpha.
If both the second and the fourth elements are perfect numbers, then the fourth number is to be coded as the code for the second element.
What will be the code for the following group?
3 / 7 @ 4
