Amanina is in the process of making ice cream. She has heated all the ingredients to 50 °C and put them in refrigerator to freeze. If the cooling rate is 11 °C per hour, what will be the temperature in freezer after 15 hours ?

Following figure shows fruits in a basket at Aina's house. Aina is getting late for school, and just picks a fruit from the basket without looking at it. Which fruit is most likely to be picked ?

If the hypotenuse and an acute angle of a right triangle is equal to the hypotenuse and corresponding acute angle of another right triangle then the triangles are congruent.

B.

If three angles of a triangle are equal to the corresponding angles of another triangle then the triangles are congruent.

C.

If two triangles are congruent then their corresponding sides and their corresponding angles are equal.

D.

If two sides and the included angle of a triangle are respectively equal to the two sides and the included angle of another triangle, the triangles are congruent.

In the figure below, ABCD is a square with sides 14. We draw the arc of a circle centered at C from D to B, and another arc of a circle centered at A from B to D as seen in the picture below. What is the area of the space between those two arcs?

Nini rolls a cube which has following letters on each face, O F M A Q R What is the fraction of symmetric (either horizontal or vertical) letters on the cube ?