Which letter-cluster will replace the question mark (?) to complete the given series?
 XAPE, BIBU, ?, JYZA, NGLQ

09 April 2023 is Friday. What will be 30 April 2023?

Study the given pattern carefully and select the number that can replace the question mark (?) in it.
 First row – 13, 50, 104
 Second row – 11, 42, ?
 Third row – 18, 70, 144
 (NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into its constituent digits. E.g. 13 – Operations on 13 such as adding /deleting /multiplying etc. to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is NOT allowed)

select the correct mirror image of the given combination when the mirror is placed at MN as shown. 

Seven friends M, N, O, P, Q, R and S, each has a different age. Only two people are older than Q. P is older than Q but younger than O. M is older than R but younger than S. Only three people are younger than S. N is the youngest among all. The age of how many persons is between the ages of Q and R?

How many triangles are there in the given figure? 

If 28 February 2017 was Tuesday, then what was the day of the week on 28 February 2019?

Select the correct combination of mathematical signs to replace the * signs and to balance the given equation.
 34 * 4 * 15 * 51 * 27 * 9 * 40